INSTITUTE OF SCIENCE & TECHNOLOGY ASSIGNMENT QUESTION FOR ODD SEMESTER-2016 DIPLOMA-1 ST SEM – (CST+ETCE+EE+ME+CE) PAPER NAME : - APPLIED CHEMISTRY PAPER CODE : AC 1. Show the bonding between different atoms of the following molecules or ions O2,N2,H2O,CaO,NH4 + . 2. The electronic configuration of an atom is 1S 2 2S 2 2P 4 . Predict the period and group in which the atom belongs. What is its valency? Describe the Aufbau principle. Why 4s orbital filled first than 3d orbital? 3. What do you mean by Hydrogen bond. Explain intra&inter molecular hydrogen bonding with their effects in physical properties of compounds. 4. (i) 200 ml of 5(N) H2SO4 is mixed with 800 ml of distilled water. Express the strength of the resulting solution.(ii) 25 ml of H2SO4 is required to neutralize 20 ml of 1.5(N/10) Na2CO3 solution. Calculate the strength in normality and molarity. 5. What is the difference between an ore and mineral? Name one important ore of alluminium and write down its formula. Write down the principle (description is not required) of extraction of copper by self reduction process. 6. Give the differences between crystalline and amorphous solid. Give example each of an ionic solid, covalent solid, molecular solid and metallic solid. Draw the diagram of unit cell of NaCl crystal. 7. What is electroplating? State two uses of electroplating. Explain whether same products will be obtained at the electrodes during electrolysis of CuSO4 solution with Cu-electrode and Pt-electrodes. 8. FeCl3 solution in water is acidic-Give reasons. Give Lewis concept of acids and bases with suitable examples. How does an acidic or a basic buffer solution function to maintain a constant p H . 9. State and explain the Faraday`s 1 st and 2 nd law of Electrolysis and give the combination law of this two. 10. State Le-Chatelier`s principle.What physico-chemical principles involved in industrial preparation of sulphuric acid by Contact process. PAPER NAME : MATHEMATICS PAPER CODE:MTHS Answer the following question: A. If + + = 0, ℎ ℎ ( + + 2 ) 3 + ( + 2 + ) 3 = 27 B. If x+ 1 = 2 5 then show that 5 + 1 5 = -2 C. If α be the root of the quadratic equation 42 + 2 − 1 = 0, ℎ 4 3 − 3 ℎ ℎ D .prove that the coefficient of in the expansion of(1 + ) 2 is twice the coefficient of in the expansion of(1 + ) 2−1 E.If A+B+C=show that cotBcotC+cotCcotA+cotBcotA=1 F. If A and B are positive acute angle and cos2A= 32−1 3−2 ,show that tanA=√2 tanB G. If the points (1, 1), (0, y) and (x, 0) are collinear then show that 1 + 1 =1.
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INSTITUTE OF SCIENCE & TECHNOLOGY ASSIGNMENT QUESTION FOR ODD SEMESTER-2016
DIPLOMA-1ST SEM – (CST+ETCE+EE+ME+CE)
PAPER NAME : - APPLIED CHEMISTRY
PAPER CODE : AC 1. Show the bonding between different atoms of the following molecules or ions O2,N2,H2O,CaO,NH4
+. 2. The electronic configuration of an atom is 1S2 2S2 2P4. Predict the period and group in which the atom
belongs. What is its valency? Describe the Aufbau principle. Why 4s orbital filled first than 3d orbital? 3. What do you mean by Hydrogen bond. Explain intra&inter molecular hydrogen bonding with their effects in
physical properties of compounds. 4. (i) 200 ml of 5(N) H2SO4 is mixed with 800 ml of distilled water. Express the strength of the resulting solution.(ii)
25 ml of H2SO4 is required to neutralize 20 ml of 1.5(N/10) Na2CO3 solution. Calculate the strength in normality and molarity.
5. What is the difference between an ore and mineral? Name one important ore of alluminium and write down its formula. Write down the principle (description is not required) of extraction of copper by self reduction process.
6. Give the differences between crystalline and amorphous solid. Give example each of an ionic solid, covalent solid, molecular solid and metallic solid. Draw the diagram of unit cell of NaCl crystal.
7. What is electroplating? State two uses of electroplating. Explain whether same products will be obtained at the electrodes during electrolysis of CuSO4 solution with Cu-electrode and Pt-electrodes.
8. FeCl3 solution in water is acidic-Give reasons. Give Lewis concept of acids and bases with suitable examples. How does an acidic or a basic buffer solution function to maintain a constant pH.
9. State and explain the Faraday`s 1st and 2nd law of Electrolysis and give the combination law of this two. 10. State Le-Chatelier`s principle.What physico-chemical principles involved in industrial preparation of sulphuric acid by Contact process.
PAPER CODE: DMTHS Answer the following questions :
1. Define equivalence relation. What is anti symmetric relation? 2. Define bijection, surjection and injection and their relation
3 Prove that an equivalence relation 𝜌 on a set S is determine partition of S 4. Explain the graph coloring problem and write the algorithm 5. Define Lattice and describe equivalence classes 6. Define equivalence relation. What is anti symmetric relation? 7. Write down the truth table for conditional and bi conditional proposition
PAPER NAME: COMPUTER PROGRAMMING
PAPER CODE: CP Answer all the following questions
1. Write a C program for to take input of a number and find the sum of all the digits of that number.
2. Write c Program to implement the following pattern:
1
2 3
4 5 6
7 8 9 10,
3. Write a C program to find the H.C.F and L.C.M of two given numbers.
4. Write down a C program to find the sum of the following series.
12 + (12 +22) + (12 +22+32) +………………up to n terms.
5. What are the different types of storage class in C? What is the differences between BREAK and
CONTINUE.
6. Write a Recursive C function for computing the value of Xn for any given values X and n.
7. Explain Call by value and Call by reference with the help of a program.
8. Write a C program to find weather a sting is Palindrome or not?
9. Write down the difference between Structure and union. What are the different functions for dynamic
memory allocation?
10. Write short notes on the followings:
a. Modes available in C to open file
b. Strcat() and Strcmp()
c. Global and local variable
11. Write C program that reverse the elements of a given array.
PAPER NAME: COMPUTER ARCHITECTURE
PAPER CODE: COAR 1. Consider a pipelined system with four stages: IF, ID, EX, WB. The following chart shows the clock cycles required by instruction to
complete each stage. How many clock cycles are required to complete the instructions?
2. Give the definition of the following for a pipeline processor- speed up factor, efficiency, throughput. Explain with example.
3. What do you mean by pipeline hazards? Describe structural hazards and the solution approaches with the help of an example.
4. Describe RISC and CISC with the help of block diagram.
5. What do you mean by hardware and microprogram control unit?
6. What is cache Memory? What are the types of it? Describe hit ratio and miss ratio.
7. Give the IEEE standard for floating point numbers for single precision number.
8. Show the booth’s multiplication algorithm from the given numbers M= -6 and Q=7.
9. Describe the Booth’s algorithm with a suitable architectural diagram.
10. Write short notes(any two):
i) Generating of Computer.
ii) CPU
iii) Integer number representation in computer.
iv) Memory Hierarchy.
11. What do you know about von-numan architecture? Discuss about bottleneck of von-numan architecture.
12. Write down the different types of Addressing modes and their operations.
13. Find the difference in between virtual memory and cache memory.
14. Short notes:
a.Floppy disk and hard disk.
b.Magnetic tapes
c.CD-ROM
d.EPROM
15. write a short notes on
a.Scanner.
b.digitisers.
c.VDU
d.printer.
16. Booth’s Multiplication of (6*4).Division of(5/2).
17. Explain Different types of generation of Computer?
18. Explain Different types of Register with their functional diagram.
PAPER NAME: - DATA STRUCTURE
PAPER CODE: - DSC 1. Show the operation of merge sort
70 40 10 90 50 50 95 55 15 65
2. Short note on binary search.
3. Compare array and link list.
4. What is stack? What is abstract data type?
5. Define big o notation. Algorithm of insertion sort.
6. Explain Breadth First Search (BFS) and Depth –First Search (DFS) with suitable example.
7. Write a routine to implement the circular queue(insertion and deletion).
8. Write an algorithm to reverse a linked list.
9. Compare the Marge sort and Quick sort with suitable example.
10. Write routines to implement insertion and deletion of double link list (first,middle position).
11. Construct a binary tree in order and preorder traversals of a binary tree produce the following
sequences (step by step):
a. In order sequence: D,G, B,A,H,E,C,I,F
b. Pre-order Sequence:A,B,D,G,C,E,H,F,I
12. Construct an AVL tree with the input given bellow step by step:
12,22,33,25,7,4,26,28,21
PAPER NAME: ELECTRONIC AND DEVICES AND CIRCUITS
PAPER CODE: EDC 1. What is pinch off voltage? Define drain resistance, Transconductance and amplification factor of FET.
Derive the relationships among them.
2. Write the short notes on – halfwave rectifier
3. Write the difference between BJT and FET
4. What is stabilization? Classify the biasing technique. Which type of biasing technique is widely used and
good stabilization? Describe this biasing with suitable circuit diagram.
5. What is the full form of MOSFET? Write the advantage of MOSFET over JFET ? Draw the symbol of p
channel JFET. Write the operation of JFET.
PAPER NAME: DIGITAL LOGIC DESIGN
PAPER CODE: DLD
1. Design half subtactor and full subtractor with truth table.
2. Implement BCD to seven segment code convertor.
3. Simplify the following Boolean function using K-Map-
F(A,B,C,D)= Σ𝑚(0,2,3,6,7) + Σ𝑑(8,10,11,15)
4. Convert the SR flipflop inyto JK flipflop
5. Implement BCD to decimal decoder.
6. Design a adder/subtractor circuit by using 4 bit binary parallal adder.explain it.
DIPLOMA-3RD SEM
(EE)
PAPER NAME: ELECTRIC CIRCUIT THEORY
PAPER CODE:ECN 1.State the Superposition Theorem and illustrate it.
2.State Norton's Theorem? Illustrate it with a dc circuit
3. State and explain Thevenin’s Theorem. Find VTH, RTHand the load current flowing through and load
voltage across the loadresistor in fig (1) by using Thevenin’s Theorem.
Fig.-1
4. State Maximum Power Transfer Theorem? Illustrate it with a circuit?
5. Find the resonant frequency of a series RLC circuit where R=10Ω, L=40mH and C=100µF.
6. In a star network each element has the value R. Find the value of each element in the equivalent delta
network.
7. Write a short note on –
Mesh Analysis and Node Analysis
8. What is Two Port Network? Explain it with an example.
PAPER NAME: PROGRAMMING CONCEPT USING C
PAPER CODE: PCC
Answer the following questions.
A. Write C tokens with a clear chart.
B. Explain four storage classes in C.
C. Briefly explain break, continue and goto statement with C program.
D. Describe the structure and function of operating system.
E. Write a C program to check a given year is leap year or not.
F. Write a C program to find the greatest among three numbers.
G. Write a C program to print the series
1-2+3-4+5-6+...............-50
H. Write a C program to print the following pattern:
*
* *
* * *
* * * *
* * * * *
I. Write a C program to calculate the factorial of a number.
J. Write a C program to calculate the simple interest of a given amount.
PAPER NAME: BASIC ELECTRONICS.
PAPER CODE: BE 1.what is the difference between ordinary diode and Zener diode? Write the application of Zener diode?
Describe it with suitable circuit diagram.
2.Define drain resistance, Transconductance and amplification factors. Deduce the relationships among them.
3.What is stabity factor?Write the classification of biasing? Which type of biasing technique is widely used and
good stabilization? Describe this biasing with suitable circuit diagram.
4.Write short notes on – TRIAC ,DIAC
5.Draw the symbol of npn transistor. Write the operation of npn transistor. Write the difference between BJT
and FET.
6. Describe the operation of centre tap full wave rectifier with suitable circuit diagram and waveform.
PAPER NAME - ELECTRICAL MEASURING INSTRUMENTS
PAPER CODE : EMI
1. Draw the circuit diagram and explain the operation of Dynamometer type instruments.
2. What is creeping in an energy meter? How it is minimized?
3. Describe the principal of measurement of power factor using 3-phase dynamometer type power
factor meter
4. Define the term
a) Accuracy
b) Precision
c) Resolution
d) Noise
e) Scale range and scale span
f) Least count
PAPER NAME : ELECTRICAL MACHINE-1
PAPER CODE:EM-1 1. Describe the armature reaction of D.C. generator?
2. Derive the expression of e.m.f. equation of D.C. generator.
3.Explain the construction of dc generator with picture? 4. A 4-pole D.C. generator has 1200 armature conductors and generates 250 V open circuit when running at speed of 500 r.p.m. The diameter of the pole-shoe circle is 0.35m and the ratio of pole arc to pole pitch is 0.7 while the length of the shoes is 0.2m. Find the mean flux density in the air gap. Assume lap connected armature winding. 5. D.C supply is used in transformer or not and give the reason of your answer. 6.Working principle of open relay connection. 7.What do you understand by demagnetising and cross magnetising effect of armature reaction of D.C machine? 7.Explain the principle of torque production in DC motor? 8.Draw the phasor diagram of Yd1 3 phase transformer.
SUB: ELEMENTS OF MECHANICAL ENGINEERING
PAPER CODE:(EME) 1. Describe the working principle of vapour compression refrigeration.
2. State working principle of room air conditioner.
3. What is importance of reversed Carnot cycle? What are the limitations of this cycle?
4. Classify the steam turbine .describe the working principle of impulse and reaction turbine?
5. What are the characteristics of high pressure boiler?
6. How boilers are classified? Explain with neat sketch of Babcock and Wilcox boiler indicating the path
of flue gases?
7. Give classification of I.C engine.
8. What are steps are needed for proper maintenance of self starter?
9. Compare S.I engine with C.I engine
10. Explain the working of four stroke C.I engine with P-V and T-S diagram.
11. Describe the working of a single stage reciprocating compressor.
12. Define: a) I.P, b) B.P, c) Mechanical efficiency, d) Isothermal efficiency, e) Free air delivered.
13. Write down the purpose and specific fields of application of air compressor and also classify the air
compressor.
14. Why reciprocating pump called a positive displacement pump?
15. What are cavitations? What are the causes of cavitations?
16. What do you mean by: a). absolute pressure b). gauge pressure
17. Explain the working principles of centrifugal pump? Explain the purpose of priming of centrifugal
pump?
18. What do you mean by hydrostatic pressure
DIPLOMA-3RD SEM
(ME)
PAPER NAME: ADVANCE STRENGTH OF MATERIALS
PAPER CODE: ASOM 1. A rectangular beam, simply supported over a span of 4m, is carrying a uniformly distributed load of 50
kN/m. Find the dimension of the beam, if depth of the beam section is 2.5 times its width. Take maximum
bending stress in the beam section as 60 Mpa.
2. At a point in a stressed element, the normal stress in two mutually perpendicular directions are 45Mpa and
25Mpa both tensile. The complementary shear stress is these directions is 15 Mpa. Determine the
maximum and minimum principle stresses.
3. Derive the strain energy stored in a body when the load is sudden applied.
4. Derive the relation when a circular bar subjected to torque τ/R=Cθ/l.
Where, τ is shear stress, R is radius of circular shaft, l is length of shaft, θ is angle of twist.
5. Derive the deflection of closely coiled helical spring when its subjected to an axial load.
6. A 2m long alloy bar of 1500 mm2 cross-section area hangs vertically and has a collar securely fixed at its
lower end. Find the stress induced in the bar, when a weight of 2 kg falls from a height of 100 mm on the
collar. Take E=120 G pa. Also find the strain energy stored in the bar.
7. A closely coiled helical spring of round steel wire 5 mm in diameter having 12 complete coils of 50 mm
mean diameter is subjected to an axial load of 100N. Find the deflection of the spring and maximum
shearing stress in the material. Modulus of rigidity (C) = 80Gpa.
8. A hollow shaft is to transmit 200 kW at 80 r.p.m. If the shear stress is not to exceed 60 Mpa and internal
diameter is 0.6 of the external diameter, find the diameters of the shaft.
9. Write the assumptions for find out the shear stress in a circular shaft, subjected to torsion.
10. A closed- coiled helical spring is required to carry a load of 150N. If the mean coil diameter is to be 8
times that of the wire, calculate the diameters. Take maximum shear stress as 100MPa
PAPER NAME: THERMAL ENGINEERING –I
PAPER CODE- TE-I 1. What are the conventional and non-conventional energy sources?
2. State and explain the law of conservation of energy.
3. Explain the concept of internal energy of gas.
4. Write down the general equation and name the different energy terms associated with it.
5. State Kelvin-Planck and clausius statement on second law of thermodynamics.
6. A fluid is compressed reversibly from a volume of 8m3 to 1m3 by the law PVn=constant. The initial
temperature and pressure of fluid is 25 C and 1 bar. Calculate the final temperature, pressure, workdone
.change in internal energy, and change in enthalpy, entropy and heat transfer. If n=1.3 , Cv =0.718
KJ/Kg K , Cp = 1.005 KJ/Kg K R= 0.287 KJ/Kg K
7. Deduce the characteristic equation of perfect gas.
8. What is isothermal process? Show the process on P-V and T-S diagram and derive an expression of
work done during isothermal process.
9. Derive the expression for work done during an isothermal process.
10. Prove that during polytrophic process (T2/T1) = (V1/V2)n-1 = (P2/P1)
(n-1)/n.
11. What is polytrophic process? Find out the work done during polytrophic process is given by (P1V1/n-1)
(1-T2/T1).
12. Explain what constant pressure process is. Represent the process on P-V and T-S diagram. Find out the
work done and heat transferred during process.
13. Explain with temperature – enthalpy diagram wet saturated steam, dry saturated steam and super heated
steam.
14. With the help of neat sketch, explain how dryness fraction of steam can be measured by combining and
separating and throttling calorimeter.
15. Write a short note on Mollier diagram. What is the importance of this diagram.
16. Explain with a neat sketch how you could determine the dryness fraction of steam with the help of
throttling calorimeter.
17. What is a limitation of finding dryness fraction of steam with the help of throttling calorimeter?
18. Derive an expression for change of entropy during isothermal process.
19. State the Fourier’s law of heat conduction. Define thermal conductivity, absorptive, reflectivity, and
Transmisssivity.
20. Explain three modes of heat transfer.
PAPER NAME : MANUFACTURING PROCESS
PAPER CODE : MP-1 1. Write Short notes on:
a.. Drop forging
b. Press forging
c. Flattening
d. Smith’s Forge
2. Describe press forging. How does it differ from drop forging?
3. Explain in brief the defects in forging?
4. What are the common allowances provided on patterns and why?
5. Discus briefly the various types of patterns used in foundry shop?
6. Define the following?
a. Core prints
b. Mould or cavity
c. Core boxes
d. Shrinkage allowance
e. Chaplets
7. What are the common materials used for making the permanent molds
8. Sketch and explain the construction and operation of a hot chamber die casting machine
9. Describe the complete step by step procedure of investment casting. What are the main advantages and
disadvantages of investment casting?
10. Explain TIG welding and MIG welding with its merits, demerits and application.
11. Describe gas welding techniques in detail?
12. Define re-crystalline temperature. Differentiate between hot and cold working.
13. Explain briefly the various methods of hot extrusion with neat sketches.
14. Discus varies types of milling operation.
PAPER NAME: FUNDAMENTALS OF ELECTRONICS.
PAPER CODE: FE 1.What is the difference between ordinary diode and Zener diode? Write the application of Zener diode?
Describe it with suitable circuit diagram.
2.Define drain resistance, Transconductance and amplification factors. Deduce the relationships among them.
3.What is stabity factor?Write the classification of biasing? Which type of biasing technique is widely used and
good stabilization? Describe this biasing with suitable circuit diagram.
4.Write short notes on – TRIAC ,DIAC
5.Draw the symbol of npn transistor. Write the operation of npn transistor. Write the difference between BJT
and FET.
6. Describe the operation of centre tap full wave rectifier with suitable circuit diagram and waveform.
PAPER NAME :ENGINEERING MATERIALS
PAPER CODE:EM
1. Write short-notes on the followings:
a) Brittleness
b) Fatigue ,
c) Hardenability ,
d) Electrical conductivity
e) Thermal conductivity
2. Define alloy steel. Why the alloying elements are added to steel?
3. Explain the effect of nickel, chromium and cobalt on the properties of steel.
4. Explain with the help of a diagram, the following heat treatment process –
(i) Annealing, (ii) hardening, (iii) normalizing
5. What is powder metallurgy? Give a brief description of powder metallurgical process with the aid of a block
diagram.
6. What are the different types of plastics? State their properties.
7. Name the synthetic rubbers which are commonly used. Explain any one of them.
8. State the difference between destructive and non- destructive test of a specimen.
9. Explain the stress- strain diagram of a ductile material.
10. with reference to Iron-Carbon phase diagram, explain the following :-
PAPER CODE: SURV 1. The following particular were noted while measuring the area of a figure with a planimeter.
a) IR and FR were 8.652 and 6.798 respectively.
b) the tracing arm was set to the natural scale.
c) the zero of the dial passed the index mark once in the antilock wise direction.
d)Constant c=20
e) scale of the map is 1cm=10m
f) the anchor point was inside the fig
b) what is planimeter ?
2. a steel tape was exactly 30 m long at 20oc when supported throughout its length under a pull of 10kg. A line was
measured with this tape under a pull of 15 kg and at a mean temperature of 32oc and found to be 780 m long the
cross section area of the tape =0.03m2and its weight =0.693kg.ᾰ=11×10-6per oc and E for steel
2.1×106kg/cm2.compute the true length of the line if the tape was supported during the measurement i)at every
30m ii)at every 15m
3. a) What is closing error in a traverse ? Describe with a sketch how such an error is adjusted.
b)what are bench mark. 4. a)What are the
different methods of contouring ? Describe any one of them with sketch.
b)what is grade contour describe along with sketch.
5. 15.the following consecutive reading were taken with a levelling instrument at interval of a 20m
2.375,1.730,0.615,3.450,2.835,2.070,1.835,0.985,0.435,1.630,2.255 and 3.630 m
The instrument was shifted after the fourth and eight reading. The last reading was taken on BM of RL 110.200m
find the RL of point
6. a) what is the principle of chain surveying?
b) When is chain survey is recommended?
c) When chain survey is inconvenient? in case of plane table surveying be described ?
7. a)What is the fundamental difference between surveying and levelling ?
b)Write short note on Sensitiveness of bubble tube
8. The following are the bearings observed in traversing with a compass in an area where local attraction was
suspected. Calculate the interior angles of the traverse and correct them if necessary.
Line Fore bearing Back bearing
AB 191O45’ 13O
BC 39O30’ 222O30’
CD 22O15’ 200O30’
DE 242O45’ 62O45’
EA 330O15’ 147O45’
9. Describe following processes in plane table survey with relative merits and demerits :
a) Orientation by magnetic needle and by back sighting.
b)What are the different accessories of plane table surveying ?
10 . a) what is orientation? why is it done?
b)Method of plane tabling by radiation and intersection.
.11. Write short notes on any four of the following :
a) Levelling staff
b) Compensating and cumulative error in chaining
c) Optical square
d) Fly levelling
e) Isogonic and agonic lines
12. Write short notes on any four of the following :
a) Sensitiveness of a bubble tube
b) Reconnaissance survey
c) Local attraction
d) Merits and demerits of plane table survey
PAPER NAME: BUILDING MATERIALS & CONSTRUCTION
PAPER CODE: BMC 1. Define the term foundation. Explain the purpose of providing foundation. What is ultimate bearing capacity?
Explain various methods of site exploration. What is substructure? 2. (a)Explain the terms: i. Header course ii. Stretcher course iii. Lintel
(b)What points should be observed while supervising the brick work? (c )Briefly explain followings i. Garden wall bond ii. King closer iii. Queen closer
3. (a)Classify mortar and write short notes on each of the classification. (b) Definition of mortar. Ratio of sand water cement in mortar used for fire clay bricks. State use of asphalt. What is composite masonry?
4. Write the principles of job layout? What are methods of termite treatment? Describe anyone what are the conditions of stability which should satisfy for retaining wall? What are veneers?
5. Discus in brief about providing damp proof course at the plinth level? Explain the causes of dampness in brief. Write the process of damp proofing of roofs. Write one objective of painting.
6. (a)Classification of termite. State the two methods of termite treatment explain the various methods of damp-proofing (i) Flat roofs (ii) Pitched roofs. (b)What precautions should take before giving water-proofing treatment with bitumen felt to building situated in a coastal region with very heavy rainfall?
7. (a)Write the general measures taken for prevention of cracks? (b)Mention three reasons for which falling of plaster occur? (c)What is ashlars stone masonry? (d)Describe in detail composition and construction of artificial stone flooring?
8. What are the main components of plain cement concrete? Describe the properties of each in detail. What is the chemical component of cement? What are the different types of cements? Write properties of each.
9. Write down the advantages r.c.c. constructions have over other constructions? Why only steel has been adopted as reinforcing material? What are its various types? Explain the theory of bending in r.c.c . Explain the terms i. Natural axis
10. What is door? draw a neat sketch of door and window frame and name its various parts? Define following terms i. hold fast ii. louver
iii. ventilators iv. hinges v. Rolling shutter door
11. (a) Define stairs ?
(b)Write the definitions of followings i. Riser ii. Tread iii. Nosing iv. Head room v. Soffit (c )State the requirements of a good stair
PAPER NAME: CONCRETE TECHNOLOGY
PAPER CODE:CT 1. Write short notes on the following :
a) Surface hardness test
b) Mix design of concrete
c) Setting time of cement.
2. What do you mean by uniform graded aggregate, well graded aggregate and gap graded aggregate?
3. Name some empirical tests to measure workability and explain their suitability?
4. What are the factors affecting workability of concrete? Explain briefly.
5. Write short notes on any one of the following:
a) Fibre reinforced concrete
b) Polymer concrete.
6. What are the different tests conducted on hardened concrete? Explain.
7.What are the factors that influence the strength of cement concrete ? Briefly discuss the effects of water
cement ratio and workability on the strength of concrete.
8. What are the different tests conducted on hardened concrete? Explain.
9. What is shrinkage? What factors promote shrinkage? What precautions will you take to reduce it ?
10. a) What are design stipulations for design of concrete mix ? What test data for materials are required for the
design?
b) Describe in steps concrete mix design by the I.S. code method.
PAPER NAME: MECHANICS OF STRUCTURE
PAPER CODE: MOS 1. In an experiment, a bar of 30mm dia. Is subjected to a pull of 60 KN .The measured extension on gauge length of
20 mm is 0.09 mm and the change in diameter is 0.0039 mm. Calculate the Poisson’s ratio and values of the three
moduli.
2. A plane element in a boiler is subjected to tensile stresses of 400 Mpa an one plane and 150 Mpa on the other at
right angles to the former .Each of the above stresses is accompanied by a shear stress of 100 Mpa such that when
associated with the minor tensile stress tends to rotate the element in anticlockwise direction. Find
a) Principal stresses and their directions
b) Maximum shearing stresses and the directions of the plane on which they act.
3. Find the total strain energy stored in the bar , when it is subjected to a gradual load of 70 KN . Also find the total
strain energy stored in the bar , when the bar is made of uniform cross section of the volume under the same load.
Take E=200Gpa.
4. A rectangular body 400mmx50mmx40mm is subjected to a shear stress of 60 Mpa. Calculate the strain energy
stored in the body . Take C= 80Gpa. Define – proof resilience and modulus of resilience.
5. What is frame ? classify frame. Write assumptions taken for forces in the members of a perfect frame.
6. A simply supported beam of 3m span carries two loads of 5KN each at 1m and 2m from the left hand support.
Draw the shear force and bending moment diagrams for the beam.
7. An overhanging beam ABC loaded with 4.5 KN/m with whole beam. Distance between A and B is 3m and B to
C is 1m. Calculate point contra flexure.
8. A beam of square section is used as a beam with one diagonal horizontal . Find the maximum shear stress in the
cross section of the beam . Also sketch the shear stress distribution across the depth of the section.
9. A hollow rectangular masonry pier is 1.2m x 0.8 m wide and 150mm thick. A vertical load of 2 MN is transmitted
in the vertical plane bisecting 1.2m side and at an eccentricity of 100mm from the geometric axis of the section.
Calculate the maximum and maximum stress intensities in the section.
10. Derive an expression for deflection of a cantilever beam with a gradually varying load. A simply supported
beam of 2m span carries a point load of 20 KN at its mid point. Determine the maximum slope and deflection of
the beam. Take flexural rigidity of the beam as 500x109 N-mm2.
11. A continuous beam is simply supported over three spans, such that AB=8m,BC=12m and CD=5m.It carries u.d.l
of 4 KN/m in span AB, 3 KN/m in span BC and 6 KN/m in span CD . Find the moments over the supports B and
C.
12. What is pure torsion? Write pure bending equation with notations. A solid shaft is subjected to a torque of 1.6
KN-m. Find the necessary dia. Of the shaft, if the allowable shear stress is 60 Mpa. The allowable twist is 10 for
every 20 diameters length of the shaft. Take C = 80Gpa.
13. Find the Euler,s crippling load for a hollow cylindrical steel column of 38 mm external diameter and 25 mm thick.
Take length of the column as 2.3 m and hinged at its both ends . Take E= 205 Gpa. Also determine crippling load
by Rankine formula using constants as 335 Mpa and 1/7500.
PAPER NAME: HYDRAULICS
PAPER CODE: HDL 1. Define the following fluid properties:
Density, specific volume and specific gravity, vacuum pressure.
2. Define surface tension. Prove that the relationship between surface tension and pressure inside a droplet of liquid
in excess of outside pressure is given by p=4σ/d.
3. Assuming that the bulk modulus of elasticity of water is 2.07 x106 KN/m2 at standard atmospheric conditions,
determine the increase of pressure necessary to produce 1% reduction in volume at the same temperature.
4. What are the gauge pr. and absolute pr. at a point 3m below the free surface of a liquid having a density of
1.53x103 kg/m3 if the atmospheric pressure is equivalent to 750mm of mercury? The specific gravity of mercury
is 13.6 and density of water =1000 kg/m3.
5. Find the head lost due to friction in a pipe of diameter 300mm and length 50m,through which water is flowing at
a velocity of 3m/s using i) Darcy formula ii) chezy,s formula
6. The rate of flow of water through a horizontal pipe is 0.25 m3/s. The dia. Of the pipe which is 200 mm is
suddenly enlarged to 400mm .The pr. intensity in the smaller pipe is 11.772 N/cm2.Determine i) loss of had due
to sudden enlargement ii) pr. intensity in the large pipe iii) power lost due to enlargement.
7. A trapezoidal channel has side slope 1 in 1. It is required to discharge 15 m3/s of water with a bed gradient 1 in
1000. If unlined the value of Chezy’s C is 44. If lined with concrete its value is 60. The cost per m3 of
excavation is three times the cost of lining. The channel is to be most efficient one. Find whether the lined canal
or the unlined canal will be cheaper. What will be the dimension of that most economic channel.
8. Derive Bernoulli’s equation from the fundamentals. What is flow net? Mention the assumptions made.
9. What is turbine? How will you classify the turbine.
10. What is pelton turbine? Discuss diff. parts of its.
11. Differentiate between: (a) the impulse and reaction turbine (b) radial and axial turbine.
12. Obtain an expression for the work done by water on the runner of a pelton wheel hence derive an expression for
maximum efficiency of the pelton wheel giving the relationship between the jet speed and bucket speed. Draw
inlet and outlet velocity triangles for the pelton turbine and indicate the directions of various velocities
DIPLOMA-3RD SEM
(ETCE)
PAPER NAME: NETWORK ANALYSIS
PAPER CODE: NA 1. State the Thevenin’s Theorem?
2. Analysis of prototype Low-Pass Filter.
3. Analysis of prototype High-Pass Filter.
4. What is mutual inductance?
5. Explain the Step Current Response of RLC Parallel Circuit.
6. State the Norton’s theorem?
PAPER NAME: ANALOG ELECTRONICS-1
PAPER CODE: AE-1 1. Discuss different types of coupling in multistage amplifier.
2. Discuss h-model of CE transistor amplifier. Calculate voltage gain, current gain, power gain, input and
output impendence in terms of h parameters.
3. Discuss different types of biasing and also discuss stabilization and stability factor.
4. Draw clipper and clamper circuits.
5. Discuss voltage multipliers – voltage doubler, trippler, quadrupler and their applications.
6. Discuss characteristics of class A, class B and class AB amplifier.
PAPER NAME: DIGITAL ELECTRONICS
PAPER CODE:DE 1. Design half subtactor and full subtractor with truth table.
2. Implement BCD to seven segment code convertor.
3. Simplify the following Boolean function using K-Map-
F(A,B,C,D)= Σ𝑚(0,2,3,6,7) + Σ𝑑(8,10,11,15)
4. Convert the SR flipflop inyto JK flipflop
5. Implement BCD to decimal decoder.
6. Design a adder/subtractor circuit by using 4 bit binary parallal adder. Explain it.
PAPER NAME: ELECTRICAL MACHINE
PAPER CODE:EM 1. What is armature reaction in a d.c. machine?
2. Sketch the speed torque characteristics of a d.c.series motor.
3. State and explain Word-Leonard method of speed control.
4. Sketch a 3 point starter with proper label
PAPER NAME: COMPUTER PROGRAMMING PROGRAMMING
LANGUAGE
PAPER CODE: CPP Answer the following questions.
I. Write C tokens with a clear chart.
J. Explain four storage classes in C.
K. Briefly explain break, continue and goto statement with C program.
L. Describe the structure and function of operating system.
M. Write a C program to check a given year is leap year or not.
N. Write a C program to find the greatest among three numbers.
O. Write a C program to print the series
1-2+3-4+5-6+...............-50
P. Write a C program to print the following pattern:
*
* *
* * *
* * * *
* * * * *
I. Write a C program to calculate the factorial of a number.
J. Write a C program to calculate the simple interest of a given amount.
a. Draw the Gantt chart of FCFS, SJF, priority scheduling, RR (quantum=2).
b. Calculate the turnaround time for each algorithm.
c. Calculate the waiting time for each algorithm
7. Consider the page reference string
1,2,3,4,2,1,5,5,2,1,2,3,7,6,3,2,1,2,3,6
How many page faultsarise in the following page replacement algorithm:
a. LRU algorithm
b. OPTIMAL algorithm
c. FIFO algorithm
8. Define the following terms:
a. Trashing
b. Race condition
c. Trap
d. Thread
e. Spooling
f. System Call
f. Seek time and latency
g. Buffering
h. Kernel
i. Throughput
j. Booting
k. Batch processing
9. Write short notes on:
I. TLB
II. Demand paging
III. Belady’s Anomaly
IV. Short long and long term scheduling
SUB: THEORY OF COMPUTATION
PAPER CODE: TOC
1. Consider the finite state machine whose transition function δ is given by in the form
of transition table. Here Q = q0, q1, q2, q3, ∑ = 0,1, F = q0. Check the finite
machine input string 1001011010 accepted or not.
State Input
0 1
→ q0 q2 q1
q1 q3 q0
q2 q0 q3
*q3 q1 q2
2. Transforming a Mealy machine into Moore Machine
Present
State
Next State
Input a = 0 Input a = 1
State Output State Output
q1 q3 0 q2 0
q2 q1 1 q4 0
q3 q2 1 q1 1
*q4 q4 1 q3 0
3. Let L be the set of all palindromes over a, b. Construct a grammar G generating L. 4. Let G = (S,C, a, b, P,S ) where P consists of S → aCa, C → aCa| b . Find L(G). 5. Construct the finite automation equivalent to the regular expression
i) (0+1)*(00+11)(0+1)* ii) 10+(0+11)0*1
6. Let G be a grammar S0B|1A,A0|0S|1AA,B1|1S|0BB The given string =00110101
Find a) the Leftmost Derivation
b) the Rightmost Derivation
c) Draw the Derivation Tree
7. A Grammar generating L=wcwT|w € a,b*
8. Short question a. What is the meaning of L(G) =a,b+ and L(G) =a,b*. b. Difference between Mealy Machine and Moore Machine. c. What is DFA. d. Difference between NDFA and DFA. e. Proved Arden’s Theorem. f. Define Finite Automata. g. Prove that (1+00*1)+(1+00*1)(0+10*1)*(0+10*1)=(0+10*1)*
9. Convert NDFA to DFA.
State/∑ Input a=0 Input a=1
Q0 Q0 Q2
Q1 Q1 Q0
Q2 Q1
10. Construct a R.E. corresponding to the state diagram given as below:
SUB: MULTIMEDIA & ANIMATION TECHNIQUE
PAPER CODE: MAT
A. Answer all questions with proper explanations :
1. Discuss fundamental characteristics of sound. Explain MIDI message. What are the advantages of
MIDI over digital media?
2. What is hypertext and hypermedia? Describe the steps of JPEG compression. . Draw a diagram of
JPEG Encoder.
3. Differentiate between lossy and lossless compression. What are the measures of compression? What
is text compression?
4. What are the different color models? Explain any one of them briefly.
PAPER CODE : PED 1. Describe the principle of D.C. chopper operation.
2. What is meant by step up chopper? Explain its operation.
3. Write short note on principle of cycloconverter.
4. Describe the working of 3phase fully controlled bridge converter in the Rectifying mode and inversion
mode. And derive the expressions for average output voltage and rms output voltage.
5. Describe the various methods of thyristor turn on. Explain the characteristics of SCR.
6. Explain the single phase half bridge inverter with R load with necessary circuit diagram and
waveforms. Derive the equation for rms output voltage
7. Describe with appropriate voltage and current waveforms, the working of a single phase full-converter
fed dc drive. Derive also an expression for its input pf. State the assumption made
PAPER NAME: MICROPROCESSOR & MICROCONTROLLER
PAPER CODE: MPMC 1.Draw the timing diagram of opcode fetch operation and i/o write operation.
2. Write short notes on- interrupt of 8085
3. Draw and explain the demultioplexing procedure of 8085
4. Draw the block diagram of 8051 microcontroller. Describe its features.
5 Write the control ward format for 8255. Describe the operating modes.
PAPER NAME: SWITCHGEAR & PROTECTION
PAPER CODE: SP 1. What is fuse factor? Explain it.
2. Describe the construction and working of a Buchholz relay. 3. Write a short note on SF6 Circuit Breakers.
4. What is a surge absorber?
5. Earth-fault protection for transformers.
6. What is protective relay? Connection diagram for protection use Relay, CT and CB. 7. Write a short note on CT. 8. Write a short note on Air Circuit Breaker.
PAPER NAME : UTILIZATION,TRACTION HEATING & DRIVES
PAPER CODE : UTHD 1. Define and Explain the following terms :
a. Mean horizontal candle power b. Mean Spherical candle power c. Mean hemi-spherical candle power d.
Flux e. Solid Angle f. Specific Consumption g. Glare h. Absorption factor i. Beam factor j. Reduction
factor
2. What are the various methods of electric breaking?
3. Explain how regenerative breaking can be obtained with traction motors.
4. Explain resistance welding and its applications.
5. Explain Arc Furnaces and types of Arc Furnace.
6. What are the advantages of electric heating? Give classification of various electric heating methods
along with brief account of their working principles.
7. Explain with a neat diagram the principle of operation of a sodium vapour lamp. Mention its use.
PAPER NAME: ILLUMINATION ENGINEERING
PAPER CODE:IE 1. Define and explain the following terms:
a) Luminous intensity
b) Illumination
c) Depriciation factor
d) Luminous flux
e) Glare
2. State and explain laws of illumination.
3. What do you understand by sischarge lamp? Explain the construction and working of high pressure
mercury vapour lamp.
4. Expalin with a neat diagram the principle of operation of sodium vapour lamp.
DIPLOMA-5TH SEM
(CE)
PAPER NAME:-BUILDING SERVICES & ENTREPRENEURSHIP
DEVELOPMENT
PAPER CODE : BSED
1. Define the term ventilation. Discuss the various factors which affect the ventilation.
.Enumerate the requirements of good ventilation system. Explain various methods of mechanical ventilation.
2. What do you understand by the terms natural ventilation and mechanical ventilation? Write in detail the points to
be observed to obtain good natural ventilation.
3. Define the term lighting. Classify lighting.
4. What is plumbing? Discuss different plumbing system?
6 . Discuss the characteristics and classification of Entrepreneur.
7. Discuss SWOT analysis. State the importance of marketing.
8. What is the importance of project report? State the component of project report.
9. Outline the major component of Business Plan.
10. Explain the evolution concept of marketing management.
PAPER NAME: CONTRACT & ACCOUNTS
PAPER CODE: CA 1. What is tender? What is an informal tender?
2. Distinguish between Amount put to tender and Tender amount. What do you understand by termination of
contract?
3. Write short notes on (a) Earnest money; (b) Work order; (c) Extension of time; (d) Arbitration; (e) Brench of
contract; (f) Substituted item.
4. What is contract? What are the different types of civil engineering contracts?
5. Write briefly on comparative statement and acceptance of tender.
6. Write brief clauses of general condition of contract any two of the following : (a) Rectification of defective work
and removal of materials not conforming to specifications; (b) Extension of the completion of work;
7. Write brief clauses of general condition of contract any three of the following: (a) Maintenance period; (b)
Measurement of works; (c) compensation for delay in completion of work .
8. Discuss the provisions in Civil Engineering contract to settle dispute with Contractor.
9. What is plinth area and cubic rate estimate? Why a revised estimate is necessary?
10. What is a detailed estimate and how it is prepared?
11. Write notes on; (a) Earnest money; (b) Refund of security deposit; (c) Work order