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
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
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
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
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
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
7. Which particle has a positive charge?
a) Neutron
b) Electron
c) Proton
d) Photon
8. What is the unit of electric current?
a) Volt
b) Ampere
c) Ohm
d) Watt
9. What is the process by which a solid changes directly into a gas called?
a) Melting
b) Evaporation
c) Sublimation
d) Condensation
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
11. What is the phenomenon called when an object vibrates at its natural frequency?
a) Resonance
b) Refraction
c) Reflection
d) Diffraction
12. What is the measure of the average kinetic energy of particles in a substance?
a) Temperature
b) Heat
c) Pressure
d) Volume
13. Which of the following is a non-renewable source of energy?
a) Solar energy
b) Wind energy
c) Natural gas
d) Biomass
14. What type of wave requires a medium to travel through?
a) Electromagnetic wave
b) Sound wave
c) Radio wave
d) Light 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
16. What is the unit of frequency?
a) Hertz
b) Joule
c) Newton
d) Watt
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
18. Which device is used to measure atmospheric pressure?
a) Thermometer
b) Barometer
c) Anemometer
d) Hydrometer
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
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
21. Which of the following is a scalar quantity?
a) Force
b) Velocity
c) Speed
d) Acceleration
22. In a vacuum, which of the following travels the fastest?
a) Sound
b) Light
c) Water
d) Heat
23. What is the term for the bending of waves around obstacles or openings?
a) Reflection
b) Refraction
c) Diffraction
d) Dispersion
24. Which of the following quantities has both magnitude and direction?
a) Speed
b) Mass
c) Velocity
d) Temperature
25. What is the phenomenon where light splits into different colors?
a) Reflection
b) Refraction
c) Diffraction
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
27. Which type of radiation has the longest wavelength?
a) Gamma rays
b) X-rays
c) Ultraviolet
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
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
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