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: Magnetic field around a wire is due to?
A) Current
B) Resistance
C) Length
D) Voltage
✅ Correct Answer: A
Explanation: Electric current in a wire generates a magnetic field.
Q: Absolute zero temperature?
A) -273.15°C
B) 0°C
C) -100°C
D) -459°C
✅ Correct Answer: A
Explanation: Absolute zero is the theoretical point at which particles have no kinetic energy.
Q: Best conductor of heat?
A) Copper
B) Glass
C) Wood
D) Plastic
✅ Correct Answer: A
Explanation: Copper conducts heat efficiently due to free electrons.
Q: Principle behind hydraulic lift?
A) Pascal’s
B) Archimedes’
C) Newton’s
D) Bernoulli’s
✅ Correct Answer: A
Explanation: Pascal's Law states pressure applied to a fluid is transmitted equally.
Q: Change of state from solid to gas?
A) Condensation
B) Melting
C) Boiling
D) Sublimation
✅ Correct Answer: D
Explanation: Sublimation is the direct transition from solid to gas.