EEE Engineers Day Round1 Quiz

7/29/2019 EEE Engineers Day Round1 Quiz

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EEE Engineers day(2013-2014)

QUIZ COMPETITION

ROUND-1





1 When two D.C. series motors are

connected in parallel, the resultant speedis

(a) more than the normal speed

(b) Loss than the normal speed(c) Normal speed

(d) zero



2The PH value of water used for boiler is

a) Unity

b) 7

c) 10

d) Slightly more than seven



3. DC SHUNT MOTOR IS RUNNING AT LIGHT LOAD,

WHAT HAPPENS IF THE FIELD WINDING GETS

OPENED?

a) Motor will stopb) Motor will burn

c) Motor will make noise

d) Motor will pickup high speed



4 LOAD SHEDDING IS DONE TO

A. Improve power factor

B. Run the equipment efficiently

C. Repair the mechine

D. Reduce peak demand



5 which of the disadvantage due to low

power factor

A. Poor voltage regulation

B. Increased transmission Losses

C. High cost of equipment for a

given load

D. All of the above



6THE SPEED CHANGER HAS A FIXED SETTING

AND THE LOAD DEMAND CHANGES. THIS IS

KNOWN AS ___________



7 WHERE DIESEL LOCOMOTIVES ARE

MANUFACTURED IN

INDIA

?



THE MINIMUM QUANTITY OF FUEL REQUIRED IN

WHICH OF THE POWER PLANT?

A)Hydro plants

B)Nuclear power plants

C)Thermal power plants

D)None of the above

8



9MHO RELAY IS USED TO PROTECTED

AGAINST



10 DIESEL POWER PLANT IS BEST SUITED AS

A. Base load plant

B. Stand by plant

C. General purpose plant

D. Any of the above



11 THE AREA UNDER A LOAD CURVE GIVES

A. average demand

B. energy consumed

C. maximum demand

D. none of the above



12 CREEPING IS OBSERVED IN ________

METER



SCHERING BRIDGE IS USED TO

MEASURE ______ 13



THE DAMPING WINDING IN A

SYNCHRONOUS MOTOR IS GENERALLY

USED TO ___________

14



15 AS THE LOAD ON SYNCHRONOUS MOTOR

INCREASED, THE TORQUE ANGLE.



RELATION BETWEEN INCREMENTAL

PRODUCTION COST AND INCREMENTAL FUEL

COST ARE _________ 16



STEADY STATE FREQUENCY ERROR IN A

SINGLE AREA LOAD FREQUENCY CONTROL

CAN BE ELIMINATED BY ________

17



THE OPTIMUM ALLOCATION OF

GENERATORS AT EACH GENERATING

STATION IS CALLED __________

18



FOR LOW HEAD AND HIGH DISCHARGE,

THE HYDRAULIC TURBINE USED IS 19

A. Francis turbine

B. Kaplan turbine

C. pelton wheel

D. None of these



IDEAL TARIFF IS FOR ANY TYPE OF

CONSUMER IS

A. two part tariff

B. three part tariff

C. block rated tariff

D. any of the above

20



AN UNEXCITED SINGLE PHASE

SYNCHRONOUS MOTOR IS __________ 21



THE SALIENT-POLE ROTORS ARE NOT

USED FOR HIGH-SPEED TURBO-

ALTERNATOR BECAUSE OF _________

22



23IN A SYSTEM IF THE POLES LIE OFF THE

REAL AXIS, THEN THE SYSTEM

IS ___________



PENALTY FACTOR IN ECONOMIC

OPERATION IS TO CONSIDERED

WHEN _________

24



IF THE SYSTEM HAS MULTIPLE POLES ON

THE JW- AXIS, THEN THE SYSTEM IS

_______________

25



26THE ARROW HEAD OF TRANSISTOR SYMBOL

ALWAYS SHOWS THE DIRECTION OF

A. Electron flow in emitter region

B. Conventional current flow

C. Majority carrier flow in the emitter

region

D. Minority carrier flow in the emitter

region



WHICH OF THE FOLLOWING DAMPING

METHODS IS COMMON IN M.C

INSTRUMENTS ____________

AN

A. Eddy current damping

B. Air friction dampingC. Fluid friction damping

D. None

27



THE KNOWLEDGE OF DIVERSITY FACTOR

HELPS IN DETERMINING

A. Plant capacity

B. Average load

C. Peak loadD. Kwh generated

28



29 ACCELERATION OF TRAINS ON SUBURBAN

SERVICE IS _______________



POSITIVE SEQUENCE REACTANCE WILL BE

EQUAL TO NEGATIVE SEQUENCE REACTANCE

IN CASE OF _______________

30



31 REACTANCE RELAY IS USED TO PROTECT

AGAINST ________________________



THE ECONOMICS OF POWER PLANT IS

GREATLY INFLUENCED

BY _________________

32



33 FOR STABILITY REASONS THE

TRANSMISSION LINE IS OPERATED WITH

POWER ANGLE IN THE RANGE ______________



34 TO IMPROVE THE VOLTAGE PROFILE OF THE

LINE COMPENSATION IS RESTORED BY

CONNECTING ______________



35IN THERMAL POWER PLANT OPERATION THE

INPUT-OUTPUT CHARACTERISTIC IS PLOTTED

BETWEEN _________



36HEAT RATE CURVE IS PLOTTED

IN ___________



37INCREMENTAL TRANSMISSION LOSS OF A

GRID WILL BE _________



38 THE TRANSMISSION LOSS FOR A TWO

PLANT SYSTEM IN TERMS OF BMN

COEFFICIENTS ARE __________



39IN R AILWAYS APPLICATIONS

________________ CIRCUIT BREAKER

IS USED.



40 THE OPTIMUM ALLOCATION OF

GENERATION TO EACH STATION FOR

VARIOUS SYSTEM LOAD LEVELS IS CALLED _______



41 THE IMPULSE RATIO OF ROD GAP

IS __________________



42 THE SCALE OF MOVING IRON

INSTRUMENT IS ________



43 THE SPEED OF DC SHUNT MOTOR CAN BE

INCREASED ABOVE ITS NORMAL SPEED BY:

a) Increasing the field current

b) Decreasing the field current

c) Decreasing the terminal voltage

d) Increasing the armature resistance



44 UNDER FULL LOAD RUNNING CONDITION

SLIP WILL BE

______________



45 ACCORDING TO INDIAN ELECTRICITY

RULES, EXTRA HIGH VOLTAGE IMPLIES

VOLTAGE EXCEEDING ____________________



46ELECTRIC BRAKING IS PREFFERRED

BECAUSE IT IS ______________



47WHAT IS MOST IMPORTANT PROBLEM IN

VACCUM C.B_____________



48 SYNCHRONOUS MOTORS ARE GENERALLY

OPERATED AT ____________



49 M AXIMUM POWER DELIVERED BY

SYNCHRONOUS GENERATOR CONNECTED TO

INFINITE BUS IS AT ______



50THE TECHNIQUE WHICH IS NOT

APPLICABLE TO NON-LINEAR SYSTEM

IS _____________



51 GIVEN G(S)=1/S(1+6S), THEN THE

SYSTEM IS _______



52 THE TYPR-0 SYSTEMS WILL NOT HAVE

POLES AT ______



53 LEDS ARE FABRICATED FROM

a) Silicon

b) Germanium

c) Si or Ge

d) Gallium arsenide



54 THE CHORDING ANGLE FOR ELIMINATING 5TH

HARMONICS SHOULD BE _________





56THE CRITICAL CLEARING TIME IS RELATED

TO _______________



57 IN WHAT SHAPE OF CONDUCTOR CORONA

LOSS IS LESS



58 THE POWER FACTOR OF AC CIRCUIT LIES

BETWEEN

A) 0 and 1

B) -1 and 1

C) 0 and -1

D) none of the above.



59 CURRENT I IN THE FIGURE IS

A)1.5A

(B)0.5A

(C)3.5A

(D)2.5A



60WHAT IS THE USE OF FISH PLATE IN

ELECTRIC TRACTION ?



1.ANSWER

(c)



2.ANSWER

(D)



3.ANSWER

(D)



4.ANSWER

(D)



5.ANSWER

(D)



6.ANSWER

Free governor operation



7.ANSWER

VARANASI



8.ANSWER

(B)



9.ANSWER

LONG TRANSMISSIONLINES



10.ANSWER

(B)



11.ANSWER

(B)



12.ANSWER

ENERGYMETER



13.ANSWER

CAPACITANCE



14.ANSWER

Prevent hunting and provide

starting torque



15.ANSWER

Increases



16.ANSWER

Incremental production cost >

incremental fuel cost



17.ANSWER

Integral control



18.ANSWER

Unit

commitment



19.ANSWER

(B)



20.ANSWER

(B)



21.ANSWER

Reluctance

motor



22.ANSWER

High centrifugal force and

windage loss





24.ANSWER

Transmission losses are

considered



25.ANSWER

Unstable



26.ANSWER



27.ANSWER

(A)



28.ANSWER

(A)



29.ANSWER

0.2 to 0.4 kmphps



30.ANSWER

Transformer



31.ANSWER

Earth faults



32.ANSWER

Load factor, utilizationcapacity &unit capacity

33 ANSWER



33.ANSWER

30-45DEGREES

34 ANSWER



34.ANSWER

Capacitors at receiving

end

35 ANSWER



35.ANSWER

Fuel input vspower output

36 ANSWER



36.ANSWER

Kcal vs Kw (or)

Kwhr vs Kw

37 ANSWER



37.ANSWER

ZERO

38 ANSWER



38.ANSWER

P12B11+ P2

2B22+2

P1P2B12

39 ANSWER



39.ANSWER

AIR BREAK CIRCUIT

BREAKER

40 ANSWER



40.ANSWER

Load scheduling

41 ANSWER



41.ANSWER

1.2 to 1.5

42 ANSWER



42.ANSWER

Cramped

43 ANSWER



43.ANSWER

(B)

44 ANSWER



44.ANSWER

zero

45 ANSWER



45.ANSWER

440 Kv

46 ANSWER



46.ANSWER

smooth,maintanance cost is less

and energy is saved in

regenerating braking

47 ANSWER



47.ANSWER

Current chopping

48 ANSWER



48.ANSWER

leading P.F

49 ANSWER



49.ANSWER

δ=90 deg

50 ANSWER



50.ANSWER

Nyquist Criterion.

51 ANSWER



51.ANSWER

Marginally stable

52 ANSWER



52.ANSWER

Origin

53 ANSWER



53.ANSWER

54 ANSWER



54.ANSWER

36 deg

55 ANSWER



55.ANSWER

Non-linear Controller

56 ANSWER



56.ANSWER

Transient stability

limit

57 ANSWER



57.ANSWER

Circular

58 ANSWER



58.ANSWER

(A)

59 ANSWER



59.ANSWER

6 AMPS

60 ANSWER



60.ANSWER

FOR JOINING TWORAILS



15.AS THE TORQUE ON SYNCHRONOUSMOTOR INCRESES THE TORQUE ANGLE……….



19.For Low Head And High Discharge, TheHydraulic Turbine Used Is

A. Francis turbine

B. Kaplan turbineC. pelton wheel

D. None of these



23. In A System If The Poles Lie Off The Real Axis,Then The System Is___________



25. If The System Has Multiple Poles On Theimaginary axis, Then The System Is

_______________



45. ACCORDING TO INDIAN ELECTRICITY RULES, EXTRA HIGH VOLTAGE IMPLIES

VOLTAGE

EXCEEDING ____________________



51. GIVEN G(S)=1/S(1+6S), THEN THE SYSTEM IS _______

EEE Engineers Day Round1 Quiz

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