# FSC Physics Full Book MCQs 5

Entry test 2023 contains most of the Physics MCQs. FSC Part 2 Physics book MCQs. HSSC Physics questions MCQs. Solved Chapterwise Physics MCQs for first-year 12 class MCQs and 11 class MCQs. Second-year and first-year Physics textbooks chapter-wise MCQs with the answer are provided here. The physics portion is helpful in MDCAT 2023, ECAT 2023, NTS NAT 2023, and NUST NET 2023. PakLearningSpot PLS MCQs Bank website for FREE Entry test preparations

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451

NET Practice

Physics Practice Test 5

1 / 100

Category: Physics Ch 4 Class 11

A mass of 20 kg is lifted from the floor to a height of 2m in 4.9 sec. Calculate the power in Watts.

NUMS 2019 Reconduct
Physics
Work, Power and Energy
Elimination Tool:

2 / 100

Category: Physics Ch 15 Class 12

Choose the correct arrangement of the various regions of the electromagnetic spectrum in terms of wave length.

ETEA 2017
Physics
Electromagnetic Waves
Elimination Tool:

3 / 100

Category: Physics Ch 16 Class 12

In electronic circuits, a PN junction diode is used to convert alternating current into direct current. This process is called:

NTS 2018
Physics
Alternating Current
Elimination Tool:

4 / 100

Category: Physics

Q.76 Effect of work is equal to

5 / 100

Category: Physics Ch 13 Class 12

A and B are bulbs connected in series with 40-volt battery and a bulb C is connected with 40-volt battery Glow of bulbs will be:

6 / 100

Category: Physics Ch 3 Class 11

Rate of change in displacement is known as:

PMC Sample 1
Physics
Forces and Motion
Elimination Tool:

7 / 100

Category: Physics Ch 3 Class 11

If a car collides with a housefly, what will be the magnitude of the force experienced by the housefly?

NTS 2018
Physics
Forces and Motion
Elimination Tool:

8 / 100

Category: Physics Ch 10 Class 11

An astronomical telescope has Magnifying power 5. If the focal length is 20 cm then what is the focal length of the objective?

NUMS 2019 Cancelled
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

9 / 100

Category: Physics

What force should be applied on a 10 kg body so that it moves down in a vacuum with an acceleration of 3 m/s2 ? (Take g=9.8 m/s2)

NUMS Mock 3
Physics
Forces and Motion

10 / 100

Category: Physics Ch 7 Class 11

A force F = 0.12 N is applied on a spring and the spring elongates by 3 cm. The specific constant of the spring is?

NUMS 2017
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

11 / 100

Category: Physics Ch 12 Class 12

What is true about the electric field and electric force?

NUMS 2016
Physics
Electrostatics
Elimination Tool:

12 / 100

Category: Physics Ch 12 Class 12

A proton Is moving in direction of negative x-axis, what will happen to it if potential difference of V = -10x + 7 is applied across the field.

13 / 100

Category: Physics Ch 9 Class 11

The range of wavelengths for visible light is between _______.

NTS 2016 SMBBMC
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

14 / 100

Category: Physics

Q.118 If the clouds of earth behaves like a black body what will happen

15 / 100

Category: Physics Ch 5 Class 11

The number of revolutions In 3p1 radians

16 / 100

Category: Physics Ch 3 Class 11

The area under force-displacement graph gives us:

NUMS 2020
Physics
Forces and Motion
Elimination Tool:

17 / 100

Category: Physics Ch 11 Class 11

If Cp = 10 & Cv = 7, then the general gas constant equals:

18 / 100

Category: Physics

An aeroplane is flying in a straight line at a constant altitude. If a wing gust strikes and raises the nose of the airplane, the nose will bob up and down until the plane eventually returns to its original position. These oscillations are:

NUMS Mock 3
Physics
Oscillations and Simple Harmonic Motion

19 / 100

Category: Physics Ch 16 Class 12

If a half wave rectifier is used to convert 50Hz AC into DC, then the number of pulses present in rectified voltage is:

PMC Sample 1
Physics
Alternating Current
Elimination Tool:

20 / 100

Category: Physics Ch 15 Class 12

A D.C generator is converted in A.C generator by

21 / 100

Category: Physics Ch 5 Class 11

The centripetal acceleration formula is given as:

PMC Sample 1
Physics
Circular Motion and Momentum
Elimination Tool:

22 / 100

Category: Physics Ch 19 Class 12

Which of following has greatest energy

23 / 100

Category: Physics

Q.138 The electric current in conductor is due to the flow of

24 / 100

Category: Physics Ch 7 Class 11

If T is to be increased to 37 then length of pendulum should be increased by:

25 / 100

Category: Physics

A current of 2A is passing through an inductor of 2mH. Energy stored by it is:

NUMS Mock 4
Physics
Magnetism and Electromagnetic Induction

26 / 100

Category: Physics Ch 17 Class 12

In the case of linear deformation, the ratio of tensile stress to tensile strain is called:

UHS 2018
Physics
Physics of Solids
Oscillations and Simple Harmonic Motion
Elimination Tool:

27 / 100

Category: Physics

Q.124 Motional emf can be produced with

28 / 100

Category: Physics Ch 11 Class 11

Refrigerator is an example of:

NUMS 2020
Physics
Heat and Thermodynamics
Elimination Tool:

29 / 100

Category: Physics Ch 13 Class 12

The power of an electric bulb is 100W. It is connected to 110V power supply. The resistance of electric bulb will be?

NUMS 2020
Physics
Current Electricity
Elimination Tool:

30 / 100

Category: Physics Ch 5 Class 11

The earth rotates on its axis once a day. Suppose, by some process the earth contracts so that it’s radius is only half as large as at present, then how long the earth will take to complete it’s rotation?

PMC 2020
Physics
Circular Motion and Momentum
Elimination Tool:

31 / 100

Category: Physics Ch 4 Class 11

If the velocity of the body is decreasing, the acceleration is negative. The negative acceleration is known as:

NTS 2015 SMBBMC
Physics
Motion in Two Dimensions
Elimination Tool:

32 / 100

Category: Physics

A 3-cm length of wire is moved at right angles across a uniform magnetic field with a speed of 2.0 m/s . If the flux density is 5.0 teslas, what is the magnitude of the induced e.m.f?

NUMS Mock 1
Physics
Magnetism and Electromagnetic Induction

33 / 100

Category: Physics Ch 19 Class 12

What will be the energy of electron travelling at 10^7 m/s

34 / 100

Category: Physics Ch 3 Class 11

A mass has constant acceleration, what is true about the force applied on it?

NUMS 2016
Physics
Forces and Motion
Elimination Tool:

35 / 100

Category: Physics Ch 21 Class 12

Gamma rays are emitted from nuclei of radioactive atoms. They are nothing but:

NTS 2016 DUHS & JSMU
Physics
Nuclear Physics
Elimination Tool:

36 / 100

Category: Physics Ch 4 Class 11

Work done by friction force is always:

PMC Sample 1
Physics
Work, Power and Energy
Elimination Tool:

37 / 100

Category: Physics Ch 17 Class 12

The process of adding controlled impurities to a semiconductor is known as _______. The amount of impurity added to an intrinsic (pure) semiconductor varies its level of conductivity.

NTS 2018
Physics
Physics of Solids
Elimination Tool:

38 / 100

Category: Physics

A force F = 0.12 N is applied on a spring and the spring elongates by 3 cm. The specific constant of the spring is?

NUMS Mock 2
Physics
Oscillations and Simple Harmonic Motion

39 / 100

Category: Physics Ch 7 Class 11

Calculate the frequency if the number of revolutions is 300 and the paired poles are 50.

PMC Practice 6
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

40 / 100

Category: Physics Ch 14 Class 12

A circuit in which there is a current of 10 amperes is changed so that the current falls to zero in 0.5 seconds. If an average e.m.f. of 400 volts is induced, what is the self-inductance of the circuit?

NTS 2015 DUHS and JSMU
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

41 / 100

Category: Physics Ch 3 Class 11

A body of mass 5 kg, initially at rest, is moved by a horizontal force of 2N on a smooth horizontal surface. Find the work done by the force in 10 sec:

NTS 2010
Physics
Forces and Motion
Elimination Tool:

42 / 100

Category: Physics

An aircraft of wingspan 50 m flies horizontally at an area where the vertical component of the Earth’s magnetic field is 2.0 x 10-5T.

In order to produce an emf of 1 volt between the aircraft’s wingtips, its speed should be:

NUMS Mock 4
Physics
Magnetism and Electromagnetic Induction

43 / 100

Category: Physics Ch 5 Class 11

The radius of the moon is 27% off the earth’s radius and its mass is 1.2% of the earth’s mass. Find the acceleration due to gravity on the surface of the moon:

NTS 2010
Physics
Gravitation
Elimination Tool:

44 / 100

Category: Physics Ch 4 Class 11

If a car moves from 15 m/s to 5 m/s in 10 sec then average acceleration is

PMC Sample 3
Physics
Motion in Two Dimensions
Elimination Tool:

45 / 100

Category: Physics Ch 4 Class 11

The K.E. of a body of mass 2kg and momentum of 2N is:

PMC Sample 1
Physics
Work, Power and Energy
Elimination Tool:

46 / 100

Category: Physics Ch 2 Class 11

The resultant of two forces has magnitude of 20N . if one of the forces is of magnitude 20√3 N and makes an angle of 30o with the resultant then, the other forces must be of magnitude:

NTS 2015 DUHS and JSMU
Physics
Scalars and Vectors
Elimination Tool:

47 / 100

Category: Physics Ch 8 Class 11

The product of frequency and time period is equal to:

NUMS 2020
Physics
Wave Motion and Sound
Elimination Tool:

48 / 100

Category: Physics Ch 20 Class 12

A nucleus consists of 19 protons and 20 neutrons. The conventional symbol of this nucleus is:

NTS 2013
Physics
Atomic Spectra
Elimination Tool:

49 / 100

Category: Physics Ch 21 Class 12

Nucleus with an excess of neutrons may decay radioactivity with the emission of:

NTS 2017
Physics
Nuclear Physics
Elimination Tool:

50 / 100

Category: Physics Ch 20 Class 12

The anti-particle of quark is _________.

PMC Practice 5
Physics
Atomic Spectra
Elimination Tool:

51 / 100

Category: Physics Ch 3 Class 11

Newton’s 3rd law of motion is for bodies that are

52 / 100

Category: Physics

Q.92 If a proton, alpha particle and photon moving with same velocity enter in uniform magnetic field then which particle will deflect more

53 / 100

Category: Physics Ch 6 Class 11

Stokes’ Law for steady motion in a fluid of infinite extent is given by:

UHS 2012
Physics
Fluid Dynamics
Elimination Tool:

54 / 100

Category: Physics

The point at which an applied force produces linear motion but no rotatory motion is:

NUMS Mock 4
Physics
Forces and Motion

55 / 100

Category: Physics Ch 5 Class 11

Centrifugal force of a body depends upon?

56 / 100

Category: Physics Ch 14 Class 12

What is true regarding magnetic force and magnetic intensity?

NUMS 2016
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

57 / 100

Category: Physics Ch 21 Class 12

The detection and estimation of an element in a mixture is sometimes nearly impossible, if it is present in very minute traces or if it’s chemical properties are very similar to those of other elements in the mixture. An effective technique is developed for these purposes is known as?

NTS 2014
Physics
Nuclear Physics
Elimination Tool:

58 / 100

Category: Physics

Q.142 Three charges +3q+q and Q are placed on a straight line with equal separation. In order to make the net force on q to be zero, the value or Q will be

59 / 100

Category: Physics

Molecules of a gas at constant pressure for a fixed amount of gas have average kinetic energy X. Increasing temperature from 27˚C to 327˚C, the average K.E. of the molecules will become:

NUMS Mock 4
Physics
Heat and Thermodynamics

60 / 100

Category: Physics Ch 20 Class 12

The wavelength of X-rays is:

61 / 100

Category: Physics Ch 20 Class 12

The ratio of wavelength of last line of Balmer series and last line of lymen series is

PMC Sample 2
Physics
Atomic Spectra
Elimination Tool:

62 / 100

Category: Physics Ch 15 Class 12

Energy emitted in the form of visible radiation is called:

2022 PMC Test 1
Physics
Electromagnetic Waves
Elimination Tool:

63 / 100

Category: Physics Ch 19 Class 12

Electromagnetic wave theory was proposed by:

NTS 2015 SMBBMC
Physics
Dawn of Modern Physics
Elimination Tool:

64 / 100

Category: Physics Ch 3 Class 11

A balloon Is going upwards with a velocity 12 m/s. it releases a packet when it is at a height of 65 from ground. flow much time the packet will take to reach the ground if g=10 m/s^2?

65 / 100

Category: Physics Ch 21 Class 12

In Nuclear Physics the mass defect is referred to _______.

NTS 2019
Physics
Nuclear Physics
Elimination Tool:

66 / 100

Category: Physics Ch 13 Class 12

A battery whose emf is 40 V has an internal resistance of 5 Ohms. If this battery is connected to a 15 Ohms resistor ‘R’, what will be the voltage drop across ‘R’:

NTS 2010
Physics
Current Electricity
Elimination Tool:

67 / 100

Category: Physics Ch 10 Class 11

Chromatic aberration can be removed by using

68 / 100

Category: Physics Ch 21 Class 12

Let X be a radioactive element having No nuclei. The time required to decay this element to one half of its initial number No is known as:

NTS 2018
Physics
Nuclear Physics
Elimination Tool:

69 / 100

Category: Physics Ch 3 Class 11

A block with a mass of 0.1 kg is attached to a spring and placed on a horizontal frictionless table. The spring is stretched 20 cm when a force of 5 N is applied, the spring constant is:

NTS 2011
Physics
Forces and Motion
Elimination Tool:

70 / 100

Category: Physics Ch 17 Class 12

To convert the Si crystal into a P. type semi-conductor, which group element be Doped?

NUMS 2016
Physics
Physics of Solids
Elimination Tool:

71 / 100

Category: Physics Ch 18 Class 12

When transistor Is forward biased then resistance will be: b a) Nano ohms ) Kilo ohms c) Mega ohms

72 / 100

Category: Physics Ch 6 Class 11

What is dimension of coefficient of viscosity?

73 / 100

Category: Physics Ch 3 Class 11

A body of mass m = 3.513 kg is moving along the x axis with a speed of 5.00 ms^-1 of  the magnitude of Its momentum Is recorded as

74 / 100

Category: Physics Ch 16 Class 12

P = Irms Vrms Is applicable for

75 / 100

Category: Physics Ch 1 Class 11

Volume of sphere having radius 17 cm Is:

76 / 100

Category: Physics Ch 14 Class 12

If the length of a current carrying solenoid is doubled keeping the number of turns same and the current is increased to 9 times, the value of magnetic field compared to the original magnetic field B will be:

77 / 100

Category: Physics

A special class of waves that does not need a material medium for their propagation are called

NUMS Mock 4
Physics
Physics of Solids
Wave Motion and Sound

78 / 100

Category: Physics Ch 5 Class 11

When brakes of a car are applied, angular velocity of a flywheel reduces from 900 cycle / min to 720 cycle / min in 6 sec. Angular retardation is:

NUMS 2015
Physics
Circular Motion and Momentum
Elimination Tool:

79 / 100

Category: Physics Ch 19 Class 12

The Bohr’s postulate for stationary orbits of Hydrogen atoms _____. Here m is the mass of the electron, v velocity, r orbital, and h is Planck’s constant.

NTS 2019
Physics
Dawn of Modern Physics
Elimination Tool:

80 / 100

Category: Physics Ch 6 Class 11

If the speed of efflux through a small hole in a large tank is 9.8 m/s. Find the height at the fluid above the hole:

UHS 2012
Physics
Fluid Dynamics
Elimination Tool:

81 / 100

Category: Physics Ch 15 Class 12

Which rays are used in LASER?

PMC 2021 Tested
Physics
Electromagnetic Waves
Wave Motion and Sound
Elimination Tool:

82 / 100

Category: Physics Ch 3 Class 11

Which of the following changes, when particle Is moving with uniform velocity?

83 / 100

Category: Physics Ch 3 Class 11

When the speed of body is doubled is momentum becomes

84 / 100

Category: Physics Ch 20 Class 12

Which series is emitted when electron Jumps from a higher orbit to fifth orbit?

85 / 100

Category: Physics Ch 6 Class 11

If 500 cm3 of gas, having a pressure of 760 millimeters of mercury, is compressed into a volume of 300 cm3. If the temperature remains constant, the pressure of the gas will be, in millimeters of mercury, approximately:

NTS 2017
Physics
Fluid Dynamics
Elimination Tool:

86 / 100

Category: Physics Ch 8 Class 11

In a ripple tank, 40 waves pass through a certain point in 1 second. If the wavelength of the wave is 5 cm, then speed of the wave is:

PMC 2020
Physics
Wave Motion and Sound
Elimination Tool:

87 / 100

Category: Physics

Q.120 Mass mi has a velocity of Om/s and mass m2 has a velocity of 5 m/s. Mass mi>m2. Which one has larger interior?

88 / 100

Category: Physics Ch 3 Class 11

Path followed by a projectile is known as?

89 / 100

Category: Physics Ch 15 Class 12

Electric Generators work on the principle of:

90 / 100

Category: Physics Ch 10 Class 11

The property of light, bending around obstacles and spreading of waves into the geometrical shadow of an obstacle is called ______.

NUMS 2019 Reconduct
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

91 / 100

Category: Physics

The oscillating object overshoots the rest position due to:

92 / 100

Category: Physics Ch 14 Class 12

In a certain circuit, a transistor has a collector current of 10mA and a base current of 40μA. What is the current gain of the transistor?

NTS 2015 DUHS and JSMU
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

93 / 100

Category: Physics

Q.109 Identify the factor on which mutual ínductance does not depend.

94 / 100

Category: Physics

Q.161 Which of the following phenomenon proves that light waves are transverse Waves?

95 / 100

Category: Physics

An electron enters in a magnetic field at an angle less than 90 degrees with magnetic field. Which of the following path is followed by an electron?

NUMS Mock 3
Physics
Magnetism and Electromagnetic Induction

96 / 100

Category: Physics Ch 18 Class 12

Which option in the following best explains Base of a transistor?

NUMS 2017
Physics
Electronics
Elimination Tool:

97 / 100

Category: Physics

Q.122 As mass number increases, which of the following does not change

98 / 100

Category: Physics Ch 1 Class 11

A quantity ? is to be determined from the equation, ? = ? – ?. ? is measured as (1.27 ± 0.02) ? and ? is measured as (0.83 ± 0.01) ?. What is the percentage uncertainty in ? to one significant figure?

ETEA 2018
Physics
Measurements
Elimination Tool:

99 / 100

Category: Physics

Value of acceleration due to gravity on mars?

100 / 100

Category: Physics Ch 14 Class 12

Moving charge produce field

The average score is 52%

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