Physics MCQs
Physics MCQs cover mechanics, thermodynamics, electromagnetism, optics, waves, nuclear, and modern physics. Perfect for CSS, PMS, FPSC, NTS, and university exams, they enhance conceptual understanding and problem-solving skills for academic and job success.
Q: Nuclear fission example?
A) Fusion in sun
B) Lightning
C) Splitting uranium
D) Chemical reaction
✅ Correct Answer: C
Explanation: Fission involves splitting heavy atomic nuclei like uranium.
Q: Force that keeps planets in orbit?
A) Gravitational
B) Friction
C) Magnetic
D) Centripetal
✅ Correct Answer: A
Explanation: Gravitational force keeps celestial bodies in orbit.
Q: Lens that spreads light rays?
A) Plano-convex
B) Biconvex
C) Convex
D) Concave
✅ Correct Answer: D
Explanation: Concave lenses diverge light rays.
Q: Reason for echoes?
A) Refraction
B) Absorption
C) Diffraction
D) Reflection
✅ Correct Answer: D
Explanation: Echoes are caused by reflection of sound waves.
Q: Electric bulb converts electrical energy into?
A) Heat only
B) Light only
C) Light and heat
D) Sound
✅ Correct Answer: C
Explanation: Bulbs emit both heat and light energy.