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 work?
a) Joule
b) Watt
c) Newton
d) Pascal
2. What device is used to measure electric current in a circuit?
a) Voltmeter
b) Ammeter
c) Galvanometer
d) Ohmmeter
3. Who is known as the “Father of Modern Physics”?
a) Isaac Newton
b) Albert Einstein
c) Galileo Galilei
d) Niels Bohr
4. In which type of medium does sound travel the fastest?
a) Vacuum
b) Air
c) Water
d) Solid
5. What is the device that converts chemical energy into electrical energy?
a) Motor
b) Generator
c) Battery
d) Transformer
6. What is the term for the change in velocity over time?
a) Speed
b) Acceleration
c) Momentum
d) Displacement
7. What is a light-year a measure of?
a) Time
b) Speed
c) Distance
d) Brightness
8. Who discovered the law of electromagnetic induction?
a) Michael Faraday
b) James Clerk Maxwell
c) Nikola Tesla
d) Heinrich Hertz
9. What is the principle of a rocket based on?
a) Newton’s First Law
b) Newton’s Second Law
c) Newton’s Third Law
d) Law of Conservation of Energy
10. What is the primary unit of electrical resistance?
a) Joule
b) Ohm
c) Watt
d) Coulomb
11. What is the energy possessed by a body due to its motion called?
a) Kinetic energy
b) Potential energy
c) Thermal energy
d) Chemical energy
12. What is the term for the lowest possible temperature?
a) Freezing point
b) Absolute zero
c) Kelvin point
d) Melting point
13. Which scientist developed the theory of relativity?
a) Galileo
b) Einstein
c) Newton
d) Planck
14. What is the property of a material that allows it to return to its original shape after deformation?
a) Elasticity
b) Plasticity
c) Ductility
d) Malleability
15. What device is used to measure the potential difference in a circuit?
a) Ammeter
b) Voltmeter
c) Thermometer
d) Galvanometer
16. Which type of mirror is used in car headlights to focus light?
a) Concave
b) Convex
c) Plane
d) Parabolic
17. What is the effect called when the frequency of a wave changes due to the relative motion of the source and observer?
a) Doppler Effect
b) Interference
c) Refraction
d) Resonance
18. What is the SI unit of electric charge?
a) Ampere
b) Coulomb
c) Volt
d) Watt
19. Which type of radiation is commonly used in medical imaging?
a) Gamma rays
b) X-rays
c) Ultraviolet rays
d) Infrared rays
20. What is the term for the rate of doing work?
a) Force
b) Energy
c) Power
d) Pressure
21. What type of image is formed by a plane mirror?
a) Real and inverted
b) Virtual and upright
c) Real and upright
d) Virtual and inverted
22. What phenomenon causes a straw to look bent when placed in water?
a) Diffraction
b) Reflection
c) Refraction
d) Dispersion
23. What is the effect called when metals emit electrons when exposed to light?
a) Magnetic effect
b) Electromagnetic effect
c) Thermionic effect
d) Photoelectric effect
24. What type of wave is sound?
a) Longitudinal
b) Transverse
c) Electromagnetic
d) Circular
25. What law states that pressure in a fluid decreases as velocity increases?
a) Pascal’s Law
b) Boyle’s Law
c) Bernoulli’s Principle
d) Archimedes’ Principle
26. Which subatomic particle has no charge?
a) Proton
b) Electron
c) Neutron
d) Photon
27. What is the value of acceleration due to gravity on the Moon compared to Earth?
a) 1/4th of Earth’s
b) 1/6th of Earth’s
c) 1/2 of Earth’s
d) Equal to Earth’s
28. Which type of waves are used in communication satellites?
a) Sound waves
b) Radio waves
c) Microwaves
d) Infrared waves
29. What is the SI unit of pressure?
a) Pascal
b) Joule
c) Newton
d) Watt
30. What property of sound allows it to be heard around corners?
a) Reflection
b) Refraction
c) Diffraction
d) Absorption