Physics Quiz | Pro Genius Forces Academy

🔬 Physics MCQ Quiz – Test 2
Welcome to Physics Quiz 2, designed for students preparing for Pakistan Armed Forces and other competitive entry tests. This quiz contains 50 Multiple Choice Questions (MCQs) covering topics like motion, energy, forces, waves, and light. It includes a mix of theory-based and past paper questions to reflect real exam patterns.

🎯 Why Take This Quiz?
Perfect for revising core concepts and frequently asked questions, it helps with time-bound practice under real test pressure and is a great way to assess your preparation level.

📊 Quiz Info:
Passing Marks: 50% – Practice within the provided time duration for the best results.

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Physics Test 2

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1 / 50

The velocity of sound in a vacuum is?

0 m/s

343 m/s

100 m/s

500 m/s

2 / 50

The ratio of electromagnetic force between two electrons is ?

4 × 10¹⁰

4 × 10¹⁵

4 × 10²⁰

4 × 10²⁵

3 / 50

when momentum is equal to K. E. what is the velocity?the velocity of the object is ?

4 m/s

2 m/s

1 m/s

3 m/s

4 / 50

Which of the following waves could be polarized?

Light waves

Radio waves

Heat waves

All of the above

5 / 50

The SI unit of impedance is?

Watt

Ampere

Volt

Ohm

6 / 50

if the momentum of an object is doubled, its kinetic energy will increase by

4 times

5 times

2 times

3 times

7 / 50

If the length of a pendulum becomes four times, then its time period will become?

Two times

Four times

Three times

Half

8 / 50

What is 1 farad equal to?

1 volt/coulomb

1 coulomb/volt

1 ohm × second

1 amp/second

9 / 50

The time period of a second's pendulum is?

4 seconds

0.5 second

1 second

2 seconds

10 / 50

The reciprocal of resistivity is called?

Capacitance

Inductance

Conductivity

Impedance

11 / 50

The radius of the third orbit of hydrogen is ?

4.761 Å

2.0 Å

1.5 Å

10.0 Å

12 / 50

One volt is equivalent to?

One Coulomb

One Joule per Coulomb

One Joule

One Newton

13 / 50

At what distance is the normal human eye most relaxed when focused on an object?

10 cm

25 cm

30 cm

20 cm

14 / 50

An accurate measurement of emf of a cell is made by?

Galvanometer

Voltmeter

Potentiometer

Ammeter

15 / 50

how many faces of plane prism ?

8

4

6

5

16 / 50

A CRO can be used to measure ?

Voltage and current

Heat

Light

Mass

17 / 50

If we double the velocity and radius of an object, what will happen to the centripetal force?

Halves

Stays same

Doubles

Becomes zero

18 / 50

A ball of mass m moving with velocity V on a frictionless surface
collides with another ball of the same mass. What is the velocity of the
second ball after the collision?

V

V/2

-V

0

19 / 50

Thermistor can be used for the accurate measurement of ?

Humidity

Voltage

Pressure

Temperature

20 / 50

If frequency increases then conductance?

Zero

Decreases

Increases

Constant

21 / 50

What is the term for energy per unit volume?

Efficiency

Work density

Power

Energy density

22 / 50

The combined effect of inductance ?

Capacitance

Impedance

Resistance

Voltage

23 / 50

The charge on electron was calculated by?

Thomson

Einstein

Rutherford

Millikan

24 / 50

What does angular velocity represent?

Linear speed

Acceleration

Circular speed

Rotational energy

25 / 50

What is the maximum angle of projection for a projectile to achieve maximum range?

90°

60°

45°

30°

26 / 50

A person of mass 60 kg carries a bag of 15 kg to a building 10 m high in 5 minutes. What is the power?

30 W

24 W

45 W

50 W

27 / 50

If the Earth's radius were to shrink to half of its current value, the day would only last ?

3 hours

12 hours

6 hours

24 hours

28 / 50

In which type of circuit does the current lead the voltage ?

RC circuit

Series circuit

LC circuit

RL circuit

29 / 50

Final image produced by a compound microscope is ?

Real & inverted

Real & erect

Virtual & erect

Virtual and inverted

30 / 50

Systolic pressure called?

Higher blood pressure

Diastolic pressure

Lower blood pressure

Pulse pressure

31 / 50

When sound waves travel from air to water which of these remains constant?

Speed

Frequency

Wavelength

Amplitude

32 / 50

The SI unit of electric flux is?

N/C

Nm/C

Nm²

Nm²/C

33 / 50

unit of surface tension is same as ?

N

Nm²

N/m

Pa

34 / 50

When temperature increases the resistance of conductor?

Increases

Remains same

Becomes zero

Decreases

35 / 50

A lens that is thicker in the center and thinner at the edges is called?

Plano lens

Diverging lens

Convex lens

Concave lens

36 / 50

What is 1 torr equal to?

1 atm

1 atm

1 mmHg

1 bar

37 / 50

What is the linear velocity angle?

Tangent and path

Radius and tangent

Displacement and radius

Linear velocity and radius

38 / 50

Induced electric current can be explained by which law?

Ampere’s law

Faraday’s law

Lenz’s law

Newton’s law

39 / 50

One coulomb per second is equal to?

Ohm

Volt

Joule

Ampere

40 / 50

In which law pressure is kept constant?

Charle's law

Avogadro’s Law

Boyle’s Law

Newton’s Law

41 / 50

Which electric bulb has the least resistance?

300W

60W

200W

100W

42 / 50

There are types of modulation?

4

3

2

1

43 / 50

The gravitational constant is dimensionally represented ?

M¹L⁻³T²

M²L⁻²T

M⁻¹L³T⁻²

ML²T⁻¹

44 / 50

Ohm's law formula?

F = ma

P = IV

V=IR

Q = It

45 / 50

if earth stop rotating maximum weight appear at ?

Center

Poles

Everywhere same

Equator

46 / 50

when an electric field enters into a magnetic field the velocity?

Reverses

Decreases

Unaffected

Increases

47 / 50

The SI unit of force constant is identical to that of?

Energy

Pressure

Surface tension

Power

48 / 50

The least distance of distinct vision for a normal eye is?

25 cm

10 cm

20 cm

40 cm

49 / 50

What is the primary purpose of a venturi meter?

Measure current

Measure pressure

Measure temperature

Measure fluid flow

50 / 50

Triple point of water is ?

273 K

0°C

273.16 K

373.15 K

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Physics – Quiz 2

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