FSC Physics Full Book MCQs 4





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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481

NET Practice

Physics Practice Test 4

1 / 100

Category: Physics Ch 7 Class 11

If length of the pendulum is halved time ‘period will be?

2 / 100

Category: Physics Ch 6 Class 11

If the radii of two droplets are in the ratio 2:3, what will be the ratio of their Terminal velocities?

3 / 100

Category: Physics Ch 3 Class 11

Law of Conservation of Momentum states that total linear momentum of system remains constant if:

NUMS 2019 Reconduct
Physics
Forces and Motion
Elimination Tool:

4 / 100

Category: Physics

Q.95 The open-circuit test in a transformer is used to measure

5 / 100

Category: Physics Ch 10 Class 11

In Young’s double-slit experiment, if d is the separation between two slits 1 is the wavelength of light and θ is the angle of the line from the centre of slits to the point of observation on the screen; then for maxima (bright fringe); the formula is _________.

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

6 / 100

Category: Physics Ch 14 Class 12

In transmission from grid station, power losses are minimized by:

PMC 2020
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

7 / 100

Category: Physics Ch 14 Class 12

A torold is?  l• A circular ring shape of a coil. II- A solenoid bent In shape of a circle. a) I only b) II only

8 / 100

Category: Physics

1 kilowatt hour =

NUMS Mock 2
Physics
Work, Power and Energy

9 / 100

Category: Physics Ch 13 Class 12

Temperature co-efficient of resistance is:

10 / 100

Category: Physics Ch 2 Class 11

The displacement has __________.

PMC Practice 2
Physics
Scalars and Vectors
Elimination Tool:

11 / 100

Category: Physics Ch 3 Class 11

Which one of the following force is non-conservative:

PMC 2020
Physics
Forces and Motion
Elimination Tool:

12 / 100

Category: Physics Ch 8 Class 11

A travelling wave, in which the particles of the distributed medium, move parallel to the direction of propagation of the wave is called:

NTS 2019
Physics
Wave Motion and Sound
Elimination Tool:

13 / 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:

14 / 100

Category: Physics

Is it possible to separate north pole only from bar magnet?

NUMS Mock 4
Physics
Magnetism and Electromagnetic Induction

15 / 100

Category: Physics

Q.160 All of the following are equivalent to watt except

16 / 100

Category: Physics Ch 9 Class 11

Which of the following series lies in the ultraviolet range:

PMC 2020
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

17 / 100

Category: Physics Ch 6 Class 11

terminal velocity of a water droplet is dependent on:

18 / 100

Category: Physics Ch 21 Class 12

Why is the total mass of all individual protons and neutrons in a nucleus greater than the mass of the nucleus which they constitute?

NUMS 2020
Physics
Nuclear Physics
Elimination Tool:

19 / 100

Category: Physics Ch 16 Class 12

The number of diodes in bridge rectifier is

PMC Sample 3
Physics
Alternating Current
Elimination Tool:

20 / 100

Category: Physics Ch 9 Class 11

Light can be polarized by:

reflection
double refraction
scattering of light
NTS 2017
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

21 / 100

Category: Physics Ch 19 Class 12

The de Broglie wavelength of an electron travelling with a speed of 1.0 x 107m/s is equal to, (h=6.6 x 10-34 Js and me= 9.1 x 10-31 kg)

UHS 2018
Physics
Dawn of Modern Physics
Elimination Tool:

22 / 100

Category: Physics Ch 8 Class 11

If two sounds have the same wavelength in air at the same temperature, what other property must they also have in common?

Intensity
Amplitude
Frequency
NTS 2017
Physics
Wave Motion and Sound
Elimination Tool:

23 / 100

Category: Physics Ch 11 Class 11

A thermocouple is immersed in water at 373 K and the other in ice at 273K. The emf of the thermocouple Is 90 (μ)V for each 1 K difference in temperature between junctions, and the thermocouple resistance is 6 Ω. What current will flow in the galvanometer connected in series with an internal resistance of 30ohms?

NTS 2010
Physics
Heat and Thermodynamics
Current Electricity
Elimination Tool:

24 / 100

Category: Physics Ch 7 Class 11

A spring of force constant 800 N/m has an extension of 5 cm, the work done in extending it from 5 cm to 15 cm

PMC Sample 3
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

25 / 100

Category: Physics

Which of the following has greater wavelength than red light?

26 / 100

Category: Physics Ch 18 Class 12

The electron volt is the unit of __________.

PMC Practice 3
Physics
Electronics
Elimination Tool:

27 / 100

Category: Physics Ch 2 Class 11

If the magnitude of vectors A, B and C is 12, 5 and 13 units respectively and A + 13 = What will be the angle between vectors A and B?

 

28 / 100

Category: Physics

Alpha scattering experiment was conducted In which year? •

29 / 100

Category: Physics Ch 7 Class 11

Acceleration in the simple pendulum is always _______ to displacement.

PMC Practice 4
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

30 / 100

Category: Physics Ch 8 Class 11

Trough of a wave acts as:

NUMS 2020
Physics
Wave Motion and Sound
Elimination Tool:

31 / 100

Category: Physics Ch 18 Class 12

Transistors can be used as:

PMC Practice 10
Physics
Electronics
Elimination Tool:

32 / 100

Category: Physics Ch 3 Class 11

A motion with increasing velocity can be represented on displacement-time graph by:

PMC Sample 1
Physics
Forces and Motion
Elimination Tool:

33 / 100

Category: Physics Ch 1 Class 11

Which of the following is not a base unit in the SI system?

NTS 2016 SMBBMC
Physics
Measurements
Elimination Tool:

34 / 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:

35 / 100

Category: Physics Ch 17 Class 12

Which of the following statements is correct:

UHS 2011
Physics
Physics of Solids
Elimination Tool:

36 / 100

Category: Physics Ch 12 Class 12

Two capacitors C1 = 3 uF and C2 = 6 uF are in series across a 90 volts D.C. supply. The total capacitance is given by:

NTS 2012
Physics
Electrostatics
Elimination Tool:

37 / 100

Category: Physics

If a dielectric material is placed between two plates of a capacitor, the net capacitance of the capacitor:

NUMS Mock 4
Physics
Electrostatics

38 / 100

Category: Physics Ch 19 Class 12

According to Einstein, bodies and light rays follow a:

NUMS 2015
Physics
Dawn of Modern Physics
Elimination Tool:

39 / 100

Category: Physics Ch 2 Class 11

Consider a car is travelling for one hour. Which of the following trips have the same average velocity?

PMC Practice 2
Physics
Scalars and Vectors
Elimination Tool:

40 / 100

Category: Physics Ch 12 Class 12

Ratio of Electrical Constant to Gravitational constant is approximately:

41 / 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:

42 / 100

Category: Physics Ch 4 Class 11

A ball is released from a height h, above a table. Given that air resistance is negligible and 50% of its kinetic energy is converted to other forms of energy at each bounce, what will be the height reached after the second bounce?

43 / 100

Category: Physics Ch 12 Class 12

When some charge is given to a soap bubble it

44 / 100

Category: Physics Ch 15 Class 12

A changing electric field produces

45 / 100

Category: Physics Ch 2 Class 11

Which unit is used in the measurement of Displacement?

PMC Practice 4
Physics
Scalars and Vectors
Elimination Tool:

46 / 100

Category: Physics Ch 16 Class 12

The bridge rectifier is preferred to an ordinary two diode full-wave rectifier because?

PMC Practice 2
Physics
Alternating Current
Elimination Tool:

47 / 100

Category: Physics

Q.167 Mutual inductance Jbas a practical role in performance of

48 / 100

Category: Physics Ch 18 Class 12

Non-inverting amplifier circuits have?

PMC Practice 2
Physics
Electronics
Elimination Tool:

49 / 100

Category: Physics Ch 8 Class 11

A cathode ray oscilloscope is displaying an AC signal. If one wave is completed in 2 cm along X- axis and time-base setting is 10 ms/cm, then frequency of AC signal will be:

NUMS 2019 Cancelled
Physics
Wave Motion and Sound
Elimination Tool:

50 / 100

Category: Physics Ch 16 Class 12

In a step-down transformer, the current in the primary coil is ______ than that in the secondary coil.

PMC 2021 Tested
Physics
Alternating Current
Elimination Tool:

51 / 100

Category: Physics Ch 12 Class 12

Electric intensity between two plates of a capacitor equals:

52 / 100

Category: Physics Ch 1 Class 11

Force is a derived quantity, its derived unit can be expressed in terms of the base units as:

UHS 2018
Physics
Measurements
Elimination Tool:

53 / 100

Category: Physics Ch 10 Class 11

The electrical signals change into light signals for transmission through optical fibre. A light pulse
represent.

54 / 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:

55 / 100

Category: Physics Ch 14 Class 12

If the current in the wire is directed into the page, and the wire is held perpendicular to the page, then the direction of magnetic circles will be:

56 / 100

Category: Physics Ch 13 Class 12

A row of 25 decorative lights, connected in series, is connected to a main transformer. When the supply is switched on, the lights do not work. The owner uses a voltmeter to test the circuit. When the voltmeter is connected across the third bulb in the row, a reading of zero is obtained. Which of the following cannot be the only fault in the circuit?

NTS 2017
Physics
Current Electricity
Elimination Tool:

57 / 100

Category: Physics Ch 6 Class 11

If each particle of fluid is passing through the same point, what would be the flow?

NUMS 2016
Physics
Fluid Dynamics
Elimination Tool:

58 / 100

Category: Physics Ch 16 Class 12

Power factor in an AC circuit Is?

59 / 100

Category: Physics Ch 14 Class 12

F = I L B, What Is relation between I and L

60 / 100

Category: Physics Ch 10 Class 11

If an object is placed away form ‘2f’ of a converging lens, then the image will be

61 / 100

Category: Physics Ch 12 Class 12

Electrical effects due to friction are studied in:

62 / 100

Category: Physics Ch 18 Class 12

A diode works in ___ bias for rectification.

PMC Practice 11
Physics
Electronics
Elimination Tool:

63 / 100

Category: Physics Ch 19 Class 12

In photo-emission from a metal, if light of λ is replaced by light of wavelength λ / 4 , the maximum kinetic energy of the photoelectrons.

UHS 2018
Physics
Dawn of Modern Physics
Elimination Tool:

64 / 100

Category: Physics Ch 10 Class 11

What should the distance of an object from a convex lens of focal length f=10 cm in order to produce an erect image twice as large as the object?

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

65 / 100

Category: Physics Ch 19 Class 12

The spin of a photon is:

PMC 2021 Tested
Physics
Dawn of Modern Physics
Elimination Tool:

66 / 100

Category: Physics Ch 15 Class 12

The light we see is:

PMC 2021 Tested
Physics
Electromagnetic Waves
Elimination Tool:

67 / 100

Category: Physics

Third law of Newton is also called:

NUMS Mock 2
Physics
Forces and Motion

68 / 100

Category: Physics Ch 10 Class 11

The film of oil on water shows colour pattern when illuminated by white light due to:

NUMS 2018
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

69 / 100

Category: Physics

Q.129 What is the relationship between Power, Current and Resistance?

70 / 100

Category: Physics Ch 21 Class 12

There are leptons

71 / 100

Category: Physics Ch 17 Class 12

Strain energy in a deformed energy is stored in the form of:

UHS 2015
Physics
Physics of Solids
Elimination Tool:

72 / 100

Category: Physics Ch 4 Class 11

A player throws a ball at an initial velocity of 36 m/second. The maximum distance the ball can reach (assume ball is caught at the same height at which it was released) is:

NTS 2011
Physics
Motion in Two Dimensions
Elimination Tool:

73 / 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:

74 / 100

Category: Physics Ch 15 Class 12

If the current flow increases to 100 times, the energy stored in the inductor will increase to:

75 / 100

Category: Physics Ch 19 Class 12

Name the scientist who won the noble prize for discovery of energy quanta

76 / 100

Category: Physics Ch 9 Class 11

The distance between two fringes in double slit experiment is directly proportional to

77 / 100

Category: Physics Ch 8 Class 11

______ is defined as the sensation that sound produces in the ear of a listener and is clearly related to the frequency of sound. Frequency and ______ are both measured in Hertz (Hz). Thus greater the frequency the greater the _____ and lower the frequency lower the _______.

NTS 2017
Physics
Wave Motion and Sound
Elimination Tool:

78 / 100

Category: Physics Ch 10 Class 11

Bragg’s Law for measurement of wavelength à. of i-rays, using crystal lattice planes having distance d between each other, for constructive interference for integral multiple of i is.

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

79 / 100

Category: Physics Ch 7 Class 11

Beats can be used to find:

PMC Practice 1
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

80 / 100

Category: Physics Ch 11 Class 11

Efficiency of the Carnot’s cycle will be 100% if the temperature of cold reservoir is:

81 / 100

Category: Physics Ch 4 Class 11

An object is thrown vertically upward with a velocity of 20 m/s. How much time it will take to reach the highest point?

NUMS 2017
Physics
Motion in Two Dimensions
Elimination Tool:

82 / 100

Category: Physics Ch 16 Class 12

In a bridge type full-wave rectifier, if Vm is the peak voltage across the secondary coil of the transformer, the maximum voltage coming across each reverse biased diode is:

PMC Practice 5
Physics
Alternating Current
Elimination Tool:

83 / 100

Category: Physics Ch 1 Class 11

Molar mass of water is:

PMC Sample 2
Physics
Measurements
Elimination Tool:

84 / 100

Category: Physics Ch 16 Class 12

Power factor of the pure capacitive circuit is?

85 / 100

Category: Physics Ch 10 Class 11

Dioptre power of an concave lens of 10 cm focal length is

86 / 100

Category: Physics Ch 18 Class 12

To get a peak load voltage of 40V out of a bridge rectifier, what should be the approximate rms value of secondary voltage?

PMC Practice 5
Physics
Electronics
Elimination Tool:

87 / 100

Category: Physics Ch 16 Class 12

Electromagnetic waves are produced due to flow of

88 / 100

Category: Physics Ch 16 Class 12

Power factor. of RLC circuit at Resonance Is

89 / 100

Category: Physics Ch 14 Class 12

A force which is experienced in a magnetic field depends on:

NTS 2011
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

90 / 100

Category: Physics

A wave, which transfers _____ by moving away from the source of disturbance is called _____ wave.

NUMS Mock 1
Physics
Wave Motion and Sound

91 / 100

Category: Physics Ch 10 Class 11

The least distance of distinct vision for a normal eye is

92 / 100

Category: Physics Ch 17 Class 12

Which of the following can have negative temperature coefficient?

PMC Practice 4
Physics
Physics of Solids
Elimination Tool:

93 / 100

Category: Physics Ch 10 Class 11

In multimode step index fibre the refractive index of core and cladding is

94 / 100

Category: Physics

Q.164 Heat given to an ideal gas under isothermal conditions is used

95 / 100

Category: Physics Ch 17 Class 12

Semiconductors have conductivity of the order

96 / 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:

97 / 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

98 / 100

Category: Physics Ch 20 Class 12

Which of the following statements is not consistent with Bohr’s set of postulates regarding the hydrogen atom model with regard to the emission and absorption of light?

NTS 2013
Physics
Atomic Spectra
Elimination Tool:

99 / 100

Category: Physics Ch 21 Class 12

In which of the following the pn Junction is used?

100 / 100

Category: Physics Ch 2 Class 11

A constant force F= 2i + 3j +4k is applied on a body. What will be the work done to move the body 5m in the z-direction?

PMC Sample 1
Physics
Scalars and Vectors
Elimination Tool:

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