Physics MCQs
Physics MCQs are essential for aspirants preparing for competitive exams such as CSS, PMS, FPSC, NTS, and university-level tests. Our carefully curated collection of Physics MCQs covers fundamental and advanced topics like mechanics, thermodynamics, electromagnetism, optics, waves, nuclear physics, and modern physics. These multiple-choice questions are structured to test both conceptual understanding and problem-solving skills, making them ideal for students of FSc, BSc, and engineering backgrounds. Whether you're revising for your board exams, entrance tests, or job-based assessments, our Physics MCQs offer a solid foundation and real-time practice to boost your confidence and accuracy. Each question is updated and follows the latest exam trends in Pakistan. This section serves as a free, self-paced tool to strengthen your physics knowledge and perform excellently in any science-related test.
Q: Acceleration due to gravity on Earth is approximately?
A) 8.9 m/s²
B) 9.8 m/s²
C) 10.5 m/s²
D) 7.6 m/s²
✅ Correct Answer: B
Explanation: Standard gravity is 9.8 m/s².
Q: Energy stored in a stretched spring is called?
A) Kinetic energy
B) Elastic potential energy
C) Gravitational energy
D) Thermal energy
✅ Correct Answer: B
Explanation: Elastic potential energy is stored due to deformation.
Q: Light behaves as a wave and as?
A) Particle
B) Atom
C) Electron
D) Molecule
✅ Correct Answer: A
Explanation: According to quantum theory, light exhibits wave-particle duality.
Q: Which law states that energy cannot be created or destroyed?
A) Law of Conservation of Energy
B) Newton’s First Law
C) Hooke’s Law
D) Ohm’s Law
✅ Correct Answer: A
Explanation: Total energy remains constant in an isolated system.
Q: Current is measured in?
A) Ohms
B) Amperes
C) Coulombs
D) Volts
✅ Correct Answer: B
Explanation: The unit of electric current is the Ampere (A).
Q: Which particle carries a negative charge?
A) Photon
B) Neutron
C) Electron
D) Proton
✅ Correct Answer: C
Explanation: Electrons have a negative electric charge.
Q: Rate of change of velocity is called?
A) Acceleration
B) Displacement
C) Speed
D) Force
✅ Correct Answer: A
Explanation: Acceleration is defined as change in velocity over time.
Q: Device used to measure electric current?
A) Thermometer
B) Ammeter
C) Galvanometer
D) Voltmeter
✅ Correct Answer: B
Explanation: Ammeter is used to measure electric current.
Q: Frequency is measured in?
A) Hertz
B) Newtons
C) Joules
D) Volts
✅ Correct Answer: A
Explanation: Hertz (Hz) is the unit of frequency, representing cycles per second.
Q: Resistance in an electrical circuit is measured in?
A) Watts
B) Volts
C) Ohms
D) Amperes
✅ Correct Answer: C
Explanation: Ohm is the SI unit of electrical resistance.