General Science – Physics GK MCQ and Quiz (Set 1)

General Science – Physics GK MCQ Quiz for Exam Preparation

General Science- Physics GK MCQ quiz for APSC, SSC, UPSC, and other competitive exams. This quiz covers key physics topics to help you strengthen your understanding and prepare effectively for your exams.


General Science- Physics Quiz with MCQ

1. What is the SI unit of force?

a) Joule
b) Newton
c) Pascal
d) Watt

(b) Newton

2. Which law states that for every action, there is an equal and opposite reaction?

a) Newton’s First Law
b) Newton’s Second Law
c) Newton’s Third Law
d) Law of Conservation of Energy

(c) Newton's Third Law

3. What is the primary force that keeps planets in orbit around the sun?

a) Electromagnetic force
b) Gravitational force
c) Nuclear force
d) Frictional force

(b) Gravitational force

4. What is the speed of light in a vacuum?

a) 3 x 10^8 m/s
b) 3 x 10^6 m/s
c) 3 x 10^5 m/s
d) 3 x 10^7 m/s

(a) 3 x 10^8 m/s

5. What is the phenomenon of bending of light as it passes from one medium to another called?

a) Reflection
b) Refraction
c) Diffraction
d) Dispersion

(b) Refraction

6. What is the formula for calculating kinetic energy?

a) KE = mv
b) KE = mv^2
c) KE = 1/2 mv^2
d) KE = mgh

(c) KE = 1/2 mv^2

7. Which particle has a positive charge?

a) Neutron
b) Electron
c) Proton
d) Photon

(c) Proton

8. What is the unit of electric current?

a) Volt
b) Ampere
c) Ohm
d) Watt

(b) Ampere

9. What is the process by which a solid changes directly into a gas called?

a) Melting
b) Evaporation
c) Sublimation
d) Condensation

(c) Sublimation

10. Which law states that pressure increases with depth in a fluid?

a) Bernoulli’s Principle
b) Archimedes’ Principle
c) Pascal’s Law
d) Boyle’s Law

(c) Pascal's Law

11. What is the phenomenon called when an object vibrates at its natural frequency?

a) Resonance
b) Refraction
c) Reflection
d) Diffraction

(a) Resonance

12. What is the measure of the average kinetic energy of particles in a substance?

a) Temperature
b) Heat
c) Pressure
d) Volume

(a) Temperature

13. Which of the following is a non-renewable source of energy?

a) Solar energy
b) Wind energy
c) Natural gas
d) Biomass

(c) Natural gas

14. What type of wave requires a medium to travel through?

a) Electromagnetic wave
b) Sound wave
c) Radio wave
d) Light wave

(b) Sound wave

15. Which of the following is the strongest fundamental force?

a) Gravitational force
b) Electromagnetic force
c) Strong nuclear force
d) Weak nuclear force

(c) Strong nuclear force

16. What is the unit of frequency?

a) Hertz
b) Joule
c) Newton
d) Watt

(a) Hertz

17. What type of lens is thicker at the center than at the edges?

a) Concave lens
b) Convex lens
c) Plano-convex lens
d) Biconcave lens

(b) Convex lens

18. Which device is used to measure atmospheric pressure?

a) Thermometer
b) Barometer
c) Anemometer
d) Hydrometer

(b) Barometer

19. What is the law that describes the relationship between the pressure and volume of a gas at constant temperature?

a) Charles’s Law
b) Boyle’s Law
c) Gay-Lussac’s Law
d) Dalton’s Law

(b) Boyle's Law

20. What is the energy possessed by an object due to its position called?

a) Kinetic energy
b) Potential energy
c) Thermal energy
d) Chemical energy

(b) Potential energy

21. Which of the following is a scalar quantity?

a) Force
b) Velocity
c) Speed
d) Acceleration

(c) Speed

22. In a vacuum, which of the following travels the fastest?

a) Sound
b) Light
c) Water
d) Heat

(b) Light

23. What is the term for the bending of waves around obstacles or openings?

a) Reflection
b) Refraction
c) Diffraction
d) Dispersion

(c) Diffraction

24. Which of the following quantities has both magnitude and direction?

a) Speed
b) Mass
c) Velocity
d) Temperature

(c) Velocity

25. What is the phenomenon where light splits into different colors?

a) Reflection
b) Refraction
c) Diffraction
d) Dispersion

(d) Dispersion

26. What is the acceleration due to gravity on Earth?

a) 9.8 m/s²
b) 8.8 m/s²
c) 10.0 m/s²
d) 9.0 m/s²

(a) 9.8 m/s²

27. Which type of radiation has the longest wavelength?

a) Gamma rays
b) X-rays
c) Ultraviolet
d) Radio waves

(d) Radio waves

28. What is the term for the total energy of an object due to its motion and position?

a) Kinetic energy
b) Thermal energy
c) Mechanical energy
d) Potential energy

(c) Mechanical energy

29. Which principle explains how a lift can rise and fall?

a) Bernoulli’s Principle
b) Archimedes’ Principle
c) Pascal’s Principle
d) Newton’s Third Law

(a) Bernoulli's Principle

30. What type of energy is associated with the motion of particles in an object?

a) Kinetic energy
b) Potential energy
c) Thermal energy
d) Chemical energy

(c) Thermal energy

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