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Physics MCQs

159 Questions
Subject Preparation Guide

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

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21
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
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Medium css fpsc ppsc Uploaded: 05 Aug 2026

Which principle states that pressure in a static fluid increases with depth depending on fluid density?

  • A Bernoulli's Principle
  • B Archimedes' Principle
  • C Pascal's Principle
  • D Hydrostatic pressure principle
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Medium css fpsc ppsc Uploaded: 13 Jul 2026

Which instrument is used to detect and measure very small electric currents?

  • A Voltmeter
  • B Ohmmeter
  • C Ammeter
  • D Galvanometer
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Medium ppsc Uploaded: 06 Aug 2026

Which of the following is a vector quantity?

  • A Speed
  • B Energy
  • C Momentum
  • D Temperature
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Medium css fpsc ppsc Uploaded: 13 Jul 2026

What is the name of the quantum of electromagnetic radiation?

  • A Electron
  • B Neutron
  • C Proton
  • D Photon
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Medium ppsc Uploaded: 06 Aug 2026

What is the term for the change in velocity of an object per unit time?

  • A Acceleration
  • B Speed
  • C Momentum
  • D Displacement
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Medium ppsc Uploaded: 17 Aug 2026

A projectile launched at 45 degrees achieves:

  • A Maximum height
  • B Minimum time of flight
  • C Zero range
  • D Maximum range
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Medium fpsc ppsc nts Uploaded: 13 Jul 2026

What is the principle behind a periscope?

  • A Reflection of light using two parallel mirrors
  • B Diffraction of light
  • C Refraction through lenses
  • D Polarisation of light
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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
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Easy ppsc Uploaded: 17 Aug 2026

Gravitational potential energy between two masses is always:

  • A Zero
  • B Infinite
  • C Positive
  • D Negative
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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
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Medium css fpsc ppsc Uploaded: 13 Jul 2026

What is the principle of conservation of momentum?

  • A Momentum increases with velocity only
  • B Total momentum of an isolated system remains constant
  • C Momentum equals mass times acceleration
  • D Momentum decreases with time
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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
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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
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Medium fpsc ppsc nts Uploaded: 13 Jul 2026

What is the terminal velocity of a falling object?

  • A Minimum speed during fall
  • B Speed at which object first starts moving
  • C Speed independent of mass
  • D Maximum speed reached when weight equals air resistance
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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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Medium css fpsc ppsc Uploaded: 13 Jul 2026

Which law relates the force between two electric charges to the distance between them?

  • A Ohm's Law
  • B Coulomb's Law
  • C Faraday's Law
  • D Ampere's Law
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Hard ppsc Uploaded: 17 Aug 2026

An object will sink in a fluid if its density is:

  • A Greater than the fluid's density
  • B Less than the fluid's density
  • C Zero
  • D Equal to the fluid's density
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Easy ppsc Uploaded: 17 Aug 2026

For every action, there is an equal and opposite reaction. This is:

  • A Newton's first law
  • B Newton's third law
  • C Kepler's law
  • D Newton's second law
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Medium css fpsc ppsc Uploaded: 13 Jul 2026

What is absolute zero temperature in degrees Celsius?

  • A 0 degrees Celsius
  • B minus 100 degrees Celsius
  • C minus 273 degrees Celsius
  • D minus 373 degrees Celsius