Physics Practice Test 3

Physics Practice Test 3 is designed to help students strengthen their understanding of key physics concepts, formulas, and principles for competitive entry tests like MDCAT, NUMS, AKU, UET, ECAT, NTS, as well as FSC Board Exams. This test covers topics from waves, oscillations, sound, and light, helping students improve accuracy and problem-solving skills.

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Physics Practice Test 3

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1 / 100

Category: Physics Ch 21 Class 12

Disintegration of a radioactive element is

Periodic

Dependent on its atomic number

Random

None of these

2 / 100

Category: Physics Ch 10 Class 11

Spherical aberration can be reduced by using

double convex lens

central portion of the lens

edge portion of the lens

parallel rays

3 / 100

Category: Physics Ch 18 Class 12

A cable 4 km long and of total resistance 1 Ohm carries electric current from a generator producing 100kW at 10,000 Volts. The current in amperes in the cable is:

PMC Practice 5
Physics
Electronics
Elimination Tool:

A) 10

B) 10,000

C) 1000

D) 100,000

4 / 100

Category: Physics Ch 5 Class 11

1 radian is equal to:

PMC 2020
Physics
Circular Motion and Momentum
Elimination Tool:

A) 57.1 degrees

B) 57.2 degrees

C) 57.3 degrees

D) 57.4 degrees

5 / 100

Category: Physics Ch 19 Class 12

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

283

2.83

28.3

None

6 / 100

Category: Physics Ch 10 Class 11

Critical angle is that incident angle in denser medium for which angle of refraction is.

180

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:

A) Much greater than the force experienced by the car

B) Much lesser than than the force experienced by the car

C) Same as the force experienced by the car

D) 10 times less than the force experienced by the car

8 / 100

Category: Physics Ch 5 Class 11

A jeep travelling at a constant speed of 108 km/hr rounds a curve of radius 100 m. Find its acceleration.

NTS 2015 SMBBMC
Physics
Circular Motion and Momentum
Elimination Tool:

B) 6 m/s2

C) 7 m/s2

D) 8 m/s2

E) 9m/s2

9 / 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:

A) If an electron's movement is parallel to the magnetic field. it will rotate

B) If electron's movement is parallel to magnetic field, it Will rotate anticlockwise

C) If an electron enters perpendicular to the field force it would be parallel to the plane.

D) If an electron enters perpendicular to the field force will be maximum. nn

10 / 100

Category: Physics Ch 5 Class 11

1 degree Is equal to radians

180

3.14

0.01745

11 / 100

Category: Physics

Q.172 A wire has a resistance of 5.5 W at 190C and 21.5 W at 2000C. Find the temperature coefficient of resistivity (a) of the material.

A. 0.016 per degree Celsius

B. 32 per degree Celsius

C.0.018 per degree Celsius

D.0.00106 per degree Celsius

12 / 100

Category: Physics Ch 5 Class 11

A body is moving in a circle at constant speed. Which statement is true?

PMC Sample 1
Physics
Circular Motion and Momentum
Elimination Tool:

A) The resultant force acts towards the centre of the circle

B) There is no resultant force

C) The resultant force acts away from the centre of the circle

D) None of these options are correct

13 / 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:

A) mλ = 2d/ sinθ

B) 2λ =md sinθ

C) mλ = 2d sinθ

D) dλ = 2m sinθ

14 / 100

Category: Physics

Q.180 If a full wave rectifier circuit is operating from 60 Hz mains, the fundamental frequency in the ripple will be

A. 60 Hz

B. 120 Hz

C. 70.7 Hz

D. 25 Hz

15 / 100

Category: Physics Ch 18 Class 12

At least how many diodes are required to covert A.0 fully into D.C?

16 / 100

Category: Physics

Q.143 The flux is the region where magnetic field

A. Changes direction

B. Changes strength

C. Changes polarity

D. No change occur

17 / 100

Category: Physics

Q.155 A body is thrown vertically upward with velocity 50 m/s when its velocity become 10 m/s % of its K.E which changed into P.E is

A. 80%

B. 95%

C. 90%

D. 96%

18 / 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:

A) X rays

B) High energy electromagnetic radiations

C) Electrons emitted from nuclei

D) Ultraviolet rays

19 / 100

Category: Physics Ch 13 Class 12

The potential difference between the terminals of a battery in an open circuit is 2.2 V. When it is connected across a resistance of 5.0 Ω, the potential falls to 1.8 V. What is the internal resistance of the battery?

NTS 2015 DUHS and JSMU
Physics
Current Electricity
Elimination Tool:

A) 9.11 Ω

B) 2.11 Ω

C) 3.11 Ω

D) 1.11 Ω

20 / 100

Category: Physics Ch 17 Class 12

The volume of a gas at constant pressure increases by 2% when the temperature is increased by 5 K, It’s initial temperature is:

NUMS 2016
Physics
Physics of Solids
Elimination Tool:

A) 100 K

B) 250 K

C) 500 K

D) 1000 K

21 / 100

Category: Physics Ch 9 Class 11

Length of the telescope is:

NTS 2015 SMBBMC
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

A) The distance between the objective and focal point of eyepiece

B) the distance between the object and final image

C) the distance between the objective and eyepiece

D) the distance between the focal point of objective and eyepiece

22 / 100

Category: Physics Ch 16 Class 12

In RLC series circuit at resonance, the A.C voltage across Resistance R, Inductance L and capacitance C are 5V, 10V and 10 V respectively. The A.C voltage applied to the circuit will be:

NUMS 2015
Physics
Alternating Current
Elimination Tool:

A) 20 V

B) 10 V

C) 5 V

D) 25 V

23 / 100

Category: Physics

Which of the following is an instrument for monitoring radiations:

NUMS Mock 1
Physics
Nuclear Physics

A) GM tube

B) Radar

C) Wilson cloud chamber

D) All of the above

24 / 100

Category: Physics Ch 13 Class 12

A galvanometer has a resistance of 20 ohms and a full-scale deflection when a current of 0.001 ampere flows in it. What is the value of the series resistance to convert it into a voltmeter of range 10 volts?

NTS 2014
Physics
Current Electricity
Elimination Tool:

A) 7780 ohms

B) 9980 ohms

C) 5580 ohms

D) 4480 ohms

25 / 100

Category: Physics Ch 16 Class 12

If an AC voltage of rms value of 10 volts is applied as input of a half-wave rectifier, then the voltage value of the DC output will be:

PMC Practice 4
Physics
Alternating Current
Elimination Tool:

A) 10 V

B) 10.3 V

C) 10.7 V

D) 9.3 V

26 / 100

Category: Physics Ch 7 Class 11

According to the hook’s law, strain is directly proportional to stress

True

False

None of these

May or may not

27 / 100

Category: Physics

Q.83 Protons and neutrons are composed of smaller particles called

A. Quarks

B. baryons

C. bosons

D. photons

28 / 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:

A) I only

B) III only

C) I and II only

D) II and III only

29 / 100

Category: Physics Ch 5 Class 11

Angular velocity is measured in

rad/min

m/s

angle/s

None of the above

30 / 100

Category: Physics Ch 4 Class 11

.A rock is thrown straight upward from the edge of a 30 m cliff, rising 10 m then falling all the way down to the base of the cliff.

Find the rock’s displacement.

NTS 2014
Physics
Motion in Two Dimensions
Elimination Tool:

A) 20 meters downward

B) 30 meters downward

C) 40 meters upward

D) 50 meters upward

31 / 100

Category: Physics Ch 14 Class 12

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

Direct

Inverse

Inverse of square

None of the above

32 / 100

Category: Physics

Q.176 When north pole of a magnet is moved towards the face of a coil then the face of coil act as

A. North pole

B. South pole

C. Neutral

D. We cannot predict about it

33 / 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?

34 / 100

Category: Physics Ch 10 Class 11

In Young’s Double slit experiment, if the spacing between the slit is doubled and the linear distance from the screen is reduced to one half then the spacing between the two adjacent bright fringes will be ____ of actual value.

NUMS 2017
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

A) Remains same

B) Reduce to one half

C) Reduce to one quarter

D) Increase to twice

35 / 100

Category: Physics Ch 7 Class 11

A wave passes through a medium; each particle of the medium performs 100 complete vibrations in 5 seconds. What is the frequency of the wave?

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

A) 2 Hz

B) 20 Hz

C) 4 Hz

D) 40 Hz

36 / 100

Category: Physics Ch 6 Class 11

In a river flow of water is maximum at

Middle

Top right corner

Top left corner

Same flow throughout

37 / 100

Category: Physics

Value of acceleration due to gravity on mars?

4.92

9.84

3.72

3.53

38 / 100

Category: Physics Ch 4 Class 11

An apple is thrown with a speed of 30 m/s in a direction 30° above the horizon. Find out its horizontal range. (g= 9.8 m/s2)

NTS 2015 DUHS and JSMU
Physics
Motion in Two Dimensions
Elimination Tool:

A) 20m

B) 40m

C) 60m

D) 80m

39 / 100

Category: Physics Ch 8 Class 11

When the antinodes, in stationary waves, are passing through their equilibrium position, the energy is:

NUMS 2020
Physics
Wave Motion and Sound
Elimination Tool:

A) Potential only

B) Kinetic only

C) A combination of both forms of energy

D) There is no energy in stationary waves

40 / 100

Category: Physics

Two point charges of +5 C and -12 C attract each other with a force of 1.48 N. charge of -5 C is added to each of these charges. Now the force will be:

NUMS Mock 4
Physics
Magnetism and Electromagnetic Induction

A) 1.48 N (attractive)

B) 1.48 N (repulsive)

C) 2.96 (repulsive)

D) Zero

41 / 100

Category: Physics Ch 11 Class 11

Kelvin, the unit of thermodynamic temperature is _____ of the thermodynamic temperature of the triple point of water.

NTS 2014
Physics
Heat and Thermodynamics
Elimination Tool:

A) 1/100

B) 1/212

C) 1/273.16

D) 1/32

42 / 100

Category: Physics

Q.176 A particle having the charge of 20 electrons on its falls through a potential difference of 100 volts. Calculate the energy acquired by it in electron volt (ev).

A. 2.0 x 10 ^2 Ev

B. 2.0 10^3 eV

C. 2.0x 10^2 ev

D. 2.0 x 10^3 eV

43 / 100

Category: Physics Ch 18 Class 12

Which of the following is not a type of rectifier?

PMC Practice 12
Physics
Electronics
Elimination Tool:

A) Phase wave rectifier

B) Full wave

C) halfwave

D) none of them

44 / 100

Category: Physics Ch 4 Class 11

Two bodies are projected at an angle of ɑ and (90 – θ) to the horizontal with the same speed. The ratio between their time of flight is:

NUMS 2019 Cancelled
Physics
Motion in Two Dimensions
Elimination Tool:

A) Cos θ : 1

B) Sin θ : 1

C) Sin θ : cos θ

D) Cos θ : sin θ

45 / 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

14.57 kg m/s

17.6 kg m/s

18.565 kg m/s

13.56 kg m/s

46 / 100

Category: Physics

A traveling wave, in which the particles of the disturbed medium move perpendicular to the direction of propagation of the wave is called:

NUMS Mock 3
Physics
Wave Motion and Sound

A) Transverse wave

B) Longitudinal wave

C) Standing wave

D) shock wave

47 / 100

Category: Physics Ch 13 Class 12

A 100 watt bulb is operated by 240 volts, the current through the bulb will be:

NTS 2012
Physics
Current Electricity
Elimination Tool:

A) 2.4 A

B) 240 A

C) 0.416 A

D) 41.6 A

48 / 100

Category: Physics Ch 19 Class 12

Which of following has greatest energy

Microwave

) Radio waves

Ultraviolet

Infrared

49 / 100

Category: Physics Ch 16 Class 12

If the peak voltage is 9V, calculate the peak to peak voltage.

PMC Practice 8
Physics
Alternating Current
Elimination Tool:

A) 9V

B) 18V

C) 4.5V

D) 0V

50 / 100

Category: Physics Ch 19 Class 12

Compton shift is maximum at:

PMC 2021 Tested
Physics
Dawn of Modern Physics
Elimination Tool:

A) 180°

B) None

C) 0°

D) 90°

51 / 100

Category: Physics Ch 10 Class 11

Dispersional effect may produced error in light signals. This type of error is minimum in.

Single mode step index fibre

Multimode step index fibre

Multimode graded index fibre

Monomode step index fibre

52 / 100

Category: Physics Ch 12 Class 12

A 2uF capacitor is connected to a 10 V dc supply, if ‘Q’ represents the charge on each plate and ‘E’ the energy stored on each plate, which of the following represents the values of Q and E?

NUMS 2019 Cancelled
Physics
Electrostatics
Elimination Tool:

A) Q = 20 uC and E = 50 ueV

B) Q = 10 uC and E = 100 eV

C) Q = 10 uC and E = 500 eV

D) Q = 20 uC and E = 100 uJ

53 / 100

Category: Physics Ch 2 Class 11

Which quantity is a scalar quantity

PMC Sample 3
Physics
Scalars and Vectors
Elimination Tool:

A) angular displacement

B) angular velocity

C) angular acceleration

D) none of these

54 / 100

Category: Physics

Q.171 If an A.C voltage rms value of 10 volt is applied as input of half wave rectifier, then the rms voltage value of D.C output will be

A. 10V

B. 10.3V

C. 10.7V

D.9.3V

55 / 100

Category: Physics Ch 3 Class 11

A car is travelling in a straight line along a highway at a constant speed of 80miles per hour for 10 seconds. Find its acceleration.

NTS 2015 SMBBMC
Physics
Forces and Motion
Elimination Tool:

A) 100 m/s2

B) 200 m/s2

C) 0m/s2

D) 150m/s2

56 / 100

Category: Physics

Q.97 Which statement is in correct?

A. In a isobaric process )P-O

B. In a isochoric process )W=0

C. In a isothermal process )T=0

D. In a isothermal process )Q=0

57 / 100

Category: Physics Ch 4 Class 11

A bullet penetrating 30cm into its target loses its velocity by 50%. What additional distance will it penetrate into the target before it comes to rest?

NUMS 2019 Cancelled
Physics
Motion in Two Dimensions
Elimination Tool:

A) 30 cm

B) 20cm

C) 10 cm

D) 5cm

58 / 100

Category: Physics Ch 8 Class 11

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

NUMS 2019 Reconduct
Physics
Wave Motion and Sound
Elimination Tool:

A) Momentum ; standing

B) Energy ; standing

C) Energy ; progressive

D) Momentum ; progressive

59 / 100

Category: Physics Ch 9 Class 11

Wave fronts coming from small light bulb

Spherical

Cylindrical

Plane

None

60 / 100

Category: Physics Ch 11 Class 11

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

61 / 100

Category: Physics Ch 4 Class 11

A 1.75 m tall weight-lifter raises a weight of mass 50 kg to a height of 0.5 m above its head. How much work is being done by it? (g = 10 ms-2)

PMC 2020
Physics
Work, Power and Energy
Elimination Tool:

A) 2125 J

B) 2500 J

C) 50 J

D) 1125 J

62 / 100

Category: Physics Ch 4 Class 11

The range Of the projectile depends upon the velocity of the projection and the angle of the projection i.e 45. For a fixed velocity, when the angle of projection is larger than 45. Which of the following is correct?

UHS 2019
Physics
Motion in Two Dimensions
Elimination Tool:

A) The height attained by the projectile will be more but the range is less

B) Both the height and the range attained by the projectile will be more.

C) The height attained by the projectile will be less but the range is more.

D) Both the height and the range attained by the projectile will be less.

63 / 100

Category: Physics Ch 19 Class 12

Gamma-ray (?) can produce ionization in which of the following way/s?

I. It may lose all its energy in a single encounter with the electron of an atom (Photoelectric effect).

II. It may lose only a part of its energy in an encounter (Compton effect).

III. Very few of very high energy ? ray photons may impinge directly on heavy nuclei, be stopped and annihilated giving rise to electron-positron pairs (The materialization of energy).

NTS 2013
Physics
Dawn of Modern Physics
Elimination Tool:

B) II only

C) III only

D) I and III only

E) I, II and III

64 / 100

Category: Physics Ch 20 Class 12

The first excitation energy of H atom will be:

NUMS 2015
Physics
Atomic Spectra
Elimination Tool:

A) 10.2 eV

B) 3.4 eV

C) -136 eV

D) 13.6 eV

65 / 100

Category: Physics

The half-life of a radioactive element depends upon:

NUMS Mock 4
Physics
Nuclear Physics

A) Amount of element present

B) Pressure

C) Temperature

D) None of the above options are correct

66 / 100

Category: Physics Ch 21 Class 12

Meson consists of:

One quark and one anti-quark

One quark and two anti-quarks

Two quarks and one anti-quark

Two quarks and two anti-quarks

67 / 100

Category: Physics Ch 1 Class 11

Which of the following is a supplementary physical quantity?

UHS 2017 Reconduct
Physics
Measurements
Elimination Tool:

A) Radian

B) Steradian

C) Both Radian & Steradian

D) None of the given options

68 / 100

Category: Physics

A car at rest starts moving with linear uniformly increasing velocity. After 20 seconds, it attains the maximum velocity of 80 m/s. What is the distance covered during this time interval?

NUMS Mock 4
Physics
Forces and Motion

A) 200 m

B) 400 m

C) 800 m

D) 1600 m

69 / 100

Category: Physics Ch 12 Class 12

Unit of CV^2 is equivalent to that of?

Energy

Work

Power

None

70 / 100

Category: Physics Ch 7 Class 11

The total energy of a block, executing simple harmonic motion is:

NUMS 2019 Cancelled
Physics
Oscillations and Simple Harmonic Motion
Elimination Tool:

A) Independent of ‘x’

B) Proportional to ‘x’

C) Proportional to ‘x2’

D) Proportional to ‘x-2’

71 / 100

Category: Physics Ch 15 Class 12

Which electrical quantity cannot be changed by a transformer?

Voltage

Current

Power

Inductance

72 / 100

Category: Physics

Q.149 In adiabatic expansion

A. )U=0

B. )U= negative

C. )U= negative

D. )W=0

73 / 100

Category: Physics Ch 17 Class 12

Electric conduction is high in:

NUMS 2016
Physics
Physics of Solids
Elimination Tool:

A) Solid nuclei

B) Sugar solution

C) Solid graphite

D) None

74 / 100

Category: Physics

Which of the following is the angle of projection of a projectile if its range is equal to its height?

NUMS Mock 1
Physics
Forces and Motion

A) 48

B) 60

C) 90

D) 76

75 / 100

Category: Physics

Q.154 K.E of a body become th than its initial value. What is the change in its velocity?

A. No change

B. Double

C. Half

D. Become th

76 / 100

Category: Physics

Q.174 In case of a straight conductor, the magnetic lines of force are

A. Circular

B. Tangential

C. Only a straight line

D. All of above

77 / 100

Category: Physics

Q.119 Negative of potential gradient is equal to:..

A. electricity intensity

B. electric flux

C. magnetic intensity

D. magnetic flux

78 / 100

Category: Physics Ch 11 Class 11

If the temperature is increased from 200K to 800K, then what would be the change in pressure at constant volume?

NUMS 2016
Physics
Heat and Thermodynamics
Elimination Tool:

A) Increases by factor 4

B) Decreases by factor 4

C) Increases by factor 2

D) Decreases by factor 2

79 / 100

Category: Physics Ch 12 Class 12

In E = F/Q, the charge is

Always positive

Always negative

Can be positive or negative

Charge less

80 / 100

Category: Physics Ch 8 Class 11

The wavelength associated with an electron is of the order of:

PMC 2020
Physics
Wave Motion and Sound
Elimination Tool:

A) Visible light

B) X rays

C) Radio waves

D) Infrared

81 / 100

Category: Physics Ch 14 Class 12

A circuit in which there is a current of 5 amp is changed so that the current falls to zero in 0.1 s. If an average e.m.f of 200 volts is induced, what is the self inductance of the circuit?

NTS 2016 SMBBMC
Physics
Magnetism and Electromagnetic Induction
Elimination Tool:

A) 1 Henrys

B) 2 Henrys

C) 3 Henrys

D) 4 Henrys

82 / 100

Category: Physics

Third law of Newton is also called:

NUMS Mock 2
Physics
Forces and Motion

A) Law of Inertia

B) Equilibrium

C) Law of action and reaction

D) None

83 / 100

Category: Physics Ch 8 Class 11

The frequency of a man’s voice is 300 Hz. If velocity of sound is 336 m/s, the wavelength of the sound is:

NTS 2016 SMBBMC
Physics
Wave Motion and Sound
Elimination Tool:

A) 1.12 m

B) 300 m

C) 330 m

D) 112 m

84 / 100

Category: Physics Ch 12 Class 12

Electric flux Is positive when

Field lines are directed inwards

Field line are directed outwards

It does not depend on direction of field lines

None of these

85 / 100

Category: Physics

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

NUMS Mock 4
Physics
Magnetism and Electromagnetic Induction

A) Yes

B) No

C) In some cases it is possible

D) None of these

86 / 100

Category: Physics Ch 7 Class 11

Time period of simple pendulum depends on

Mass

Length of the pendulum

Acceleration due to gravity g

Both b and c

87 / 100

Category: Physics

A stone of mass 2.0 kg is dropped from a rest position 5.0 m above the ground. What is its velocity at a height of 3.0 m above the ground?

NUMS Mock 1
Physics
Forces and Motion

A) 12.5 m/s

B) 6.3m/s

C) 9.3 m/s

D) 16.0 m/s

88 / 100

Category: Physics Ch 20 Class 12

Calculate the energy of a photon of wavelength 6600 angstroms.

PMC Sample 3
Physics
Atomic Spectra
Elimination Tool:

A) 0.3×10^-19J

B) 3×10^-19J

C) 30×10^-19J

D) 300 x 10^-19J

89 / 100

Category: Physics

Q.89 Maximum efficiency of half wave rectifier is

A.80.6%

B. 40.60%

C. 70%

D.S0%

90 / 100

Category: Physics

Change in entropy does not depend on:

NUMS Mock 3
Physics
Heat and Thermodynamics

A) Amount of heat added to the system

B) Amount of heat rejected from the system

C) The temperature of the substance

D) Amount of the substance

91 / 100

Category: Physics Ch 10 Class 11

A spectrometer is used to find.

Wave length of light

Refractive index of the prism

Wavelength of different colours

None

92 / 100

Category: Physics

A nucleus consists of 11 protons and 12 neutrons. The conventional symbol of nucleus is:

NUMS Mock 3
Physics
Nuclear Physics

A) 11Na12

B) 11Ca23

C) 11Na23

D) 11Ca12

93 / 100

Category: Physics Ch 3 Class 11

A paratrooper is falling down with uniform velocity and also rotating with a constant angular velocity of 0.2 rad/sec. The body satisfies ______.

NTS 2019
Physics
Forces and Motion
Elimination Tool:

A) The first condition of equilibrium but not second

B) Second condition of equilibrium but not first

C) The first and second conditions of equilibrium

D) Neither the first nor the second condition of equilibrium

94 / 100

Category: Physics Ch 3 Class 11

A person has to cover a distance of 6 km in 45 minutes. If he covers one-half of the distance in two-thirds of the total time; to cover the remaining distance in the remaining time his speed (in km/hr) must be:

95 / 100

Category: Physics Ch 5 Class 11

A square coil of 16 cm has 200 turns and rotates in a uniform magnetic field of magnitude 0.05 T. If the peak emf is 12 V, what is the angular velocity of the coil?

NUMS 2015
Physics
Circular Motion and Momentum
Elimination Tool:

A) 47 rad s-1

B) 49 rad s-1

C) 43 rad s-1

D) 45 rad s-1

96 / 100

Category: Physics Ch 5 Class 11

A 800 kg car is turning round a corner at 6 m/sec as it travels along an arc of circle of radius 12 m. The magnitude of force exerted by pavement on the tyres to hold the car in circular path is _________.

NUMS 2019 Reconduct
Physics
Circular Motion and Momentum
Elimination Tool:

A) 2400 N

B) 1200 N

C) 400 N

D) 4800 N

97 / 100

Category: Physics Ch 16 Class 12

The direction of current through the load resistance of a full-wave rectification circuit:

UHS 2019
Physics
Alternating Current
Elimination Tool:

A) remains constant

B) inverts for positive cycle

C) changes for every cycle

D) inverts for negative cycle

98 / 100

Category: Physics Ch 7 Class 11

What will be impact on the frequency of a simple pendulum if the length of pendulum is halved
and value of gravity is doubled?

Halved

Doubled

Quadrupled

None of these

99 / 100

Category: Physics

Q.90 Two identical gases expand (i) isothermally (ii) adiabatically Work done is more in

A. Isothermal process

B. Adiabatic process

C. Neither of them

D. Equal in both cases

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Category: Physics Ch 9 Class 11

What will be the position of the object, when a convex lens of focal length 20 cm, is used to form an erect image which is twice as large as the object?

NTS 2016 DUHS & JSMU
Physics
Optics, Nature of Light and Optical Instruments
Elimination Tool:

B) The object is 4 cm from the lens

C) The object is 6 cm from the lens

D) The object is 8 cm from the lens

E) The object is 10 cm from the lens

Your score is

The average score is 51%

Structured Practice for Best Entry Test Preparation

This topic-wise and chapter-wise practice test allows students to focus on individual physics concepts, numerical problems, derivations, and practical applications. Regular practice enhances understanding, sharpens problem-solving abilities, and builds confidence to tackle both board and competitive exam questions efficiently.

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