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Physics MCQs

42 Questions Subject Test
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Practice core concepts of measurement, motion, force, energy, waves, electricity, magnetism and modern physics.

MechanicsWavesElectricityModern Physics
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1
Easy ppsc Uploaded: 17 Aug 2026

The Doppler effect refers to the change in:

  • A Amplitude of a wave due to relative motion
  • B Wavelength of light due to temperature
  • C Speed of light in different media
  • D Frequency of a wave due to relative motion
2
Easy fpsc ppsc nts Uploaded: 13 Jul 2026

What is the unit of power in the SI system?

  • A Watt
  • B Joule
  • C Newton
  • D Pascal
3
Easy ppsc Uploaded: 17 Aug 2026

The acceleration due to gravity on Earth's surface is approximately:

  • A 9.8 m/s^2
  • B 10.8 m/s^2
  • C 9.8 m/s
  • D 6.7 m/s^2
4
Easy ppsc nts Uploaded: 13 Jul 2026

Which law describes the relationship between the lengths of the sides of a right-angled triangle?

  • A Newton's Law
  • B Pythagoras's Theorem
  • C Kepler's Law
  • D Coulomb's Law
5
Easy fpsc ppsc nts Uploaded: 13 Jul 2026

What is the SI unit of electric current?

  • A Volt
  • B Ohm
  • C Ampere
  • D Watt
6
Easy fpsc ppsc nts Uploaded: 13 Jul 2026

Which particle carries a negative electric charge in an atom?

  • A Proton
  • B Electron
  • C Neutron
  • D Nucleus
7
Easy fpsc ppsc nts Uploaded: 13 Jul 2026

Which device is used to measure the potential difference between two points in a circuit?

  • A Ammeter
  • B Voltmeter
  • C Galvanometer
  • D Ohmmeter
8
Easy fpsc ppsc nts Uploaded: 13 Jul 2026

Which scientist is known as the Father of Physics?

  • A Isaac Newton
  • B Albert Einstein
  • C Galileo Galilei
  • D Archimedes
9
Easy fpsc ppsc nts Uploaded: 13 Jul 2026

Which process transfers heat through the movement of fluid currents?

  • A Convection
  • B Conduction
  • C Radiation
  • D Sublimation
10
Easy ppsc Uploaded: 17 Aug 2026

The work-energy theorem states that the work done on a body equals its:

  • A Change in momentum
  • B Change in potential energy
  • C Change in kinetic energy
  • D Total mechanical energy
11
Easy ppsc Uploaded: 06 Aug 2026

Which law describes the relationship between the pressure, volume, and temperature of an ideal gas?

  • A Boyle's Law
  • B Ideal Gas Law
  • C Charles's Law
  • D Dalton's Law
12
Easy ppsc Uploaded: 06 Aug 2026

Which quantity is measured in Hertz?

  • A Wavelength
  • B Amplitude
  • C Period
  • D Frequency
13
Easy fpsc ppsc nts Uploaded: 13 Jul 2026

Which particle in an atom has no electric charge?

  • A Proton
  • B Electron
  • C Neutron
  • D Photon
14
Easy fpsc ppsc nts Uploaded: 13 Jul 2026

Which property of a body is measured by the amount of matter it contains?

  • A Weight
  • B Density
  • C Mass
  • D Volume
15
Easy fpsc ppsc nts Uploaded: 13 Jul 2026

What is the acceleration due to gravity at the surface of the Earth?

  • A 8.9 m/s squared
  • B 10.8 m/s squared
  • C 9.8 m/s squared
  • D 7.8 m/s squared
16
Easy ppsc Uploaded: 17 Aug 2026

Gravitational potential energy between two masses is always:

  • A Zero
  • B Infinite
  • C Positive
  • D Negative
17
Easy ppsc Uploaded: 06 Aug 2026

What is the term used for the resistance of a body to change its state of motion?

  • A Inertia
  • B Acceleration
  • C Velocity
  • D Momentum
18
Easy ppsc Uploaded: 17 Aug 2026

Planck's constant relates the energy of a photon to its:

  • A Amplitude
  • B Frequency
  • C Speed
  • D Wavelength only
19
Easy fpsc ppsc nts Uploaded: 13 Jul 2026

Which law states that every action has an equal and opposite reaction?

  • A Newton's First Law
  • B Newton's Second Law
  • C Newton's Third Law
  • D Law of Gravitation
20
Easy ppsc Uploaded: 06 Aug 2026

What is the term for the total path length traveled by an object regardless of direction?

  • A Displacement
  • B Distance
  • C Velocity
  • D Acceleration
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