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Physics Mid Year Question 2

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    SULIT 4531/1

    4531/1

    Fizik Nama :Tingkatan:.

    Kertas 1

    2013

    1 Jam

    SM. ST. ANNE

    PEPERIKSAAN PERTENGAHAN TAHUN 2013

    TINGKATAN 4 / FORM 4

    FIZIK / PHYSICS

    Kertas 1 / Paper 1

    Satu jam lima belas minit

    1 Hour 15 Minutes

    JANGAN BUKA KERTAS SOALAN INI SEHINGGA DIBERITAHU

    Kertas soalan ini mengandungi 26 halaman bercetak

    4531/1 SULIT

    1

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    SULIT 4531/1

    The following information may be useful. The symbols have their usual meaning.

    4531/1 SULIT

    2

    1. a =tuv

    1. v2 = u2 + 2as

    2. s = ut+2

    1at2

    3. Momentum = mv

    4. F = ma

    5. Kinetic energy = mv2

    6. Gravitational potential energy = mgh

    7. Elastic potential energy =2

    1Fx

    8. Power,P= energytime

    9. =V

    m

    10. Pressure, p=hg

    11. Pressure,p=A

    F

    12. Heat, Q = mc

    13. Heat, Q = m

    14. P1V1 = P2V2

    15. V1 = V2T1 T2

    16. P1 = P2T1 T2

    17.T

    PV= constant

    18. n =r

    i

    sin

    sin

    20. n = real depthapparent depth

    21. vuf

    111+=

    22. Linear magnification, m = v

    u23. P = 1/ f

    24. v = f

    25. =D

    ax

    26. Q =It

    27. E = VQ

    28. V = IR

    29. E = V + Ir

    30. Power,P = VI

    31.P

    S

    P

    S

    V

    V

    N

    N=

    32. Efficiency =PP

    SS

    VI

    VIx 100%

    33. eV = mv2

    34. E = mc2

    35. g= 10 ms-2

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    SULIT 4531/1

    Each question is followed by eitherthree, four orfive options. Choose the best option

    for each question, and then blacken the correct space on the answer sheet.

    1 What is physics?

    A Physics is the study of composition and properties of matter

    B Physics is the study of the supply and demand of products in the market

    C Physics is the study of physical phenomena around us.

    D Physics is the study of living organism.

    2 Which of the following is not a phenomenon related to physics?

    A The temperature of boiling water is constant.

    B The swimming pool looks shallower.

    C Salt and sugar are not beneficial to human body.

    D You must bend your knees when you jump down from a table.

    3 Which of the following is not a field of study in physics?

    A Heat

    B Waves

    C Algebra

    D Electronics.

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    SULIT 4531/1

    4 Physics is the branch of science concerned with the study of natural phenomena and

    properties of matter and

    A Energy

    B analysis.

    C Symmetry

    D Time

    5 Which of the following is not an SI base quantity?

    A Mass

    B Weight

    C Length

    D Time.

    6 Length, time and mass are quantities

    A vector

    B Derived

    C Base

    D Big

    7 Which of the following is a SI base unit?

    A Kilometer

    B Kelvin.

    C Gram

    4531/1 SULIT

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    SULIT 4531/1

    D Hour

    8 Which of the following base quantities is notpairwith its SI unit?

    Base Quantity SI Unit

    A Mass Kilogram

    B Electric Current Ampere

    C Time Second

    D Temperature Celcius

    9 Which of the following quantities is not derived quantity?

    A Electric current

    B Area

    C Acceleration

    D Weight

    E Density

    10 Which of the following symbols are SI base units?

    A N

    B W

    C K

    D J

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    SULIT 4531/1

    11 Which of the following length is the longest

    A 10-4 km

    B 10-11 Gm

    C 10-7 mm

    D 10-6 pm

    E 10-4 nm

    12 The volume of a container is 20 m3 which is the same as

    A 2 x 102 cm3

    B 2 x 106 cm3

    C 2 x 107 cm3

    D 2 x 108 cm3

    13 The wavelength of red light is 0.000 000 644 m. This wavelength, in nm is

    A 6.44 x 102 n m

    B 6.44 x 104 n m

    C 6.44 x 105 nm

    D 6.44 x 106 nm

    E 6.44 x 107 nm

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    SULIT 4531/1

    14 The length of a rectangle is 450 mm and its width is 20 cm. Calculate the area of the

    rectangle in m2

    A 9 x 10-1

    B 9 x 10-2

    C 9 x 102

    D 9 x 105

    15 force is a derived quantity. This quantity can be expressed as

    A lengthlength

    timetimemass

    Btimetimelength

    mass

    C

    time

    lengthlengthmass

    D

    timetime

    lengthmass

    16 Which of the following is a scalar quantity?

    A Mass

    B Weight

    C Force

    D Momentum

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    SULIT 4531/1

    17 Which of the following is nota vector quantity?

    A Energy

    B displacement

    C velocity

    D acceleration

    18 Which of the following is an example of vector quantity?

    A Mass

    B Speed

    C Weight

    D Distance

    19 Which of the following is an example of scalar quantity?

    A Acceleration

    B Velocity

    C Displacement

    D Distance

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    SULIT 4531/1

    20 What is the difference between a scalar quantity and a vector quantity?

    21 The following physical quantity contains one vector and one scalar quantity except

    A displacement. Distance

    B velocity, speed

    C energy, power

    D mass, weight

    22 Which of the following lists of physical quantities consist of only scalar quantities?

    A Mass, time, displacement, force.

    B Density, speed, energy, temperature.

    C Time, speed, momentum, temperature.

    D Acceleration, speed, energy, time.

    4531/1 SULIT

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    A A scalar quantity has magnitude only whereas a vector quantity has

    magnitude and direction.

    B A scalar quantity has magnitude and direction whereas a vector quantity

    has only magnitude.

    C A scalar quantity must be a base quantity and a vector quantity must be a

    derived quantity.

    D Weight is an example of scalar quantity whereas mass is an example of

    vector quantity.

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    SULIT 4531/1

    23 Which of the following is wrong concerning the measuring instruments used in thelaboratory?

    A The metre rule has an accuracy of 0.1 m

    BA vernier calipers can be used to measure the external diameter of round

    object.

    C The micrometer screw gauge has an accuracy of 0.01 mm

    D A measuring tape is less sensitive compared to the metre rule.

    24 Four students A, B, C and D are using micrometer screw gauge (M), vernier calipers (V)

    and metre rule (R) to measure the thickness of a book. They recorded the measurements as

    shown below.Which students record is correct?

    M (cm) V(cm) R(cm)

    A 2.3 2.31 2.312

    B 2.312 2.31 2.3

    C 2.31 2.3 2.312

    D 2.3 2.312 2.31

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    SULIT 4531/1

    25 Figure 1(i) shows the error of a vernier calipers. Figure 1 (ii) shows the reading of the

    vernier calipers while measuring the thickness of a book.

    Figure 1

    What is a actual thickness of the book?

    A 2.34 cm

    B 2.38 cm

    C 2.40 cm

    D 2.50 cm

    26 A, B C and D show the shooting marks on a target. Which marks are the most accurate?

    4531/1 SULIT

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    SULIT 4531/1

    27 The micrometer screw gauge reading in Figure 2 is

    28 Which of the following is true concerning parallax error?

    A Parallax error can be avoided by reading the scales with the eyes looking at

    zero

    B Parallax error is an example of systematic error

    C Parallax error is due to the error in calibration of the instruments

    D Parallax error is an example of random error

    4531/1 SULIT

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    A 10.00 mm

    B 10.00 cm

    C 10.17 mm

    D 10.17 cm

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    SULIT 4531/1

    29 Which of the following statements concerning error is wrong?

    A Parallax error is an example or random error

    B Zero error can be reduced by taking the mean value of repeatingMeasurements

    C Error occurs when there is a difference between the experimental value and

    the actual valueD Systematic error is either too high or too low from the actual value

    30 A report of experiment should have all of the following Except aims

    A Aims

    B Inference

    C Hyphothesis

    D time period

    31 When we tabulate our result, the reading should be

    A Consistence

    B standard form

    C biggest to small

    D only two decimal point

    32 Depending variable is plotted on the

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    SULIT 4531/1

    A axis-Y

    B axis-X

    C axis-Z

    33 The aim of plotting a graph in an experiment is

    A to draw a straight line

    B to find average value

    C to show relationship between two variables

    D to show relationship between two constant variables

    34 A trolley is moving with a constant acceleration along a straight line. The ticker tape inFigure 34 shows the motion of the trolley. The frequency of the ticker tape timer is 50

    Hz.

    7.2 cm 2.4 cm

    Figure 34

    Calculate the acceleration of this trolley.

    A 12 m s -2

    B 30 m s -2

    C 12 m s -2

    D 30 m s -2

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    SULIT 4531/1

    35 Independent variable is physics quantity which the value

    36

    Figure 36 shows the graph of P against V. The best equation to describe the relationshipbetween P and V is

    A

    P =

    B PV = 8

    C P = -2V

    D V = 2P

    4531/1 SULIT

    15

    V

    P

    0

    2

    8

    41

    Figure 36

    1

    V

    A confirmed before experiment

    B depending on constant variable

    C depending on independent value

    D depending on measurement instrument

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    SULIT 4531/1

    37 The figure 37 shows a path of a moving object

    Figure 37

    If AB = 5m , BC = 5m and CD = 7m ,find the total displacement of the object if it

    moves from A to D

    4531/1 SULIT

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    A 3 m

    B 7 m

    C 13 m

    D 17 m

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    SULIT 4531/1

    38 Ali rides a motorcycle with a constant speed 30 km h-1 . Bakar runs for a distance of 100

    m in 15 s. Chan rides a bicycle for a distance of 240 km in 10 hours.

    Which comparison is true?

    A Speed of Ali = speed of Bakar < speed of Chan

    B Speed of Ali = speed of Bakar = speed of Chan

    C Speed of Ali > speed of Bakar = speed of Chan

    D Speed of Ali =speed of Chan > speed of Bakar

    39 The following figure shows an object moves with a constant speed 5 m s -1 in a circle

    How do you describe the movement of the object in terms of its acceleration

    A The object is moving with zero acceleration

    B The object is moving at a constant acceleration

    C The object is moving with increased acceleration

    D The object is moving with decreased acceleration

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    SULIT 4531/1

    40 A sprinter starts running from the starting line and achieves a velocity of 21 m s-1 in 3 s.

    Calculate his acceleration.

    A 21 m s-2

    B 7 m s-2

    C -7 m s-2

    D -21 m s-2

    41 Object P and object Q move along a straight line in opposite direction with the same speed

    of 4 m s -1 as shown in Figure 27.

    P Q

    If the masses of object P and Q are 2 kg and 4 kg respectively, what is the totalmomentum of both the objects?

    A 2 kg m s -1

    B 4 kg m s -1

    C 6 kg m s -1

    D 8 kg m s -1

    42 An ice skater, Siti with the mass of 60 kg is moving with the velocity 7 m s -1. She caughtup with her friend, Ali who has a mass of 40 kg, moving at a velocity of 3 m s -1. Siti held

    onto Ali so that they move together as shown in the Figure 28.

    4531/1 SULIT

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    Diagram 41

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    SULIT 4531/1

    Siti Ali Siti Ali

    before after

    What is the common velocity of both Siti and Ali ?

    A 3.0 m s -1

    B 5.4 m s -1

    C 15.0 m s -1

    D 27.0 m s -1

    43 Which of the following does not apply the Principle of Conservation of Momentum in the

    case of explosion?

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    Diagram 42

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    SULIT 4531/1

    44 Figure 44 shows a sprinkler which is commonly used for watering plants in a farm. It

    rotates while ejecting the water backwards

    Figure 44

    4531/1 SULIT

    20

    A Balloon moves forward when when

    the gas in it is released

    C Aeroplane moves forward when

    the gas is ejected fromthe exhaust.

    B Gun retracts whenbullet is fired D Gas is released from the

    exhaust pipe as the bus movesforward

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    SULIT 4531/1

    The principle or law that describes the observation above is

    A Newtons first law of motion

    B Newtons second law of motion

    C Law of conservation of momentum

    D Law of conservation of energy

    45 An object is pulled by a net force of 100 N as shown in the Figure 45.

    cart100 N

    Figure 45

    Calculate its mass if it has an acceleration of 2 m s -2.

    A 50 kg

    B 98 kg

    C 102 kg

    D 200 kg

    46 A horizontal force of 25 N is exerted on a box placed on a horizontal plane as shown in

    Figure 46

    box25 N

    Figure 46

    What is the magnitude of frictional force acting between the box and the floor if the box is

    moving with uniform speed?

    A More than 25 N

    B Less than 25 N

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    SULIT 4531/1

    C Same as 25 N

    47 A trolley is moving on a friction compensated runway as shown in the Figure 32.

    Wooden

    block

    Trolley

    Friction compensated

    runway

    Figure 47

    A Uniform velocity

    B Uniform deceleration

    C Uniform acceleration

    48 A worker pushes a cart with constant force on a frictionless track as shown in Figure 48.

    Frictionless

    track

    Worker

    Figure 48

    A uniform velocity

    B uniform acceleration

    C uniform deceleration

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    SULIT 4531/1

    49 Which of the following graphs shows the relationship between acceleration and the mass

    of an object which experiences a constant net force?

    m

    a

    0

    A.

    m

    a

    0

    B.

    m

    a

    0

    C.

    m

    a

    0

    D.

    50 The graph in Figure 50 shows the change of velocity of two cars, P and Q traveling withthe same thrust on a frictionless road.

    v/ms-1

    t/s0

    P

    Q

    Which of the following statement is true regarding the mass of P and Q?

    A Mass of P is greater than the mass of Q

    B Mass of P is less than the mass of Q

    C Mass of P is the same as the mass of Q

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    SULIT 4531/1

    D Mass of P is greater than the mass of Q

    END OF QUESTION PAPER

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