Academictask provides MCQs of Physics from Basic to Advance, so that you can prepare accordingly. Physics Mcqs section is useful for both students and job seekers i.e MCAT ECAT ETEA test preparation, PPSC Test, FPSC Test, SPSC Test, KPPSC Test, BPSC Test, other competitive and entry test preparations. Here you will find physics MCQs and answers with detailed explanations. MCQs of Physics include basic physics MCQs, Measurements MCQs, Vectors And Equilibrium MCQs, Work and Energy MCQs, Motion and Force MCQs, Circular Motion MCQs, Fluid Dynamics MCQs, Waves MCQs, Heat and Thermodynamics MCQs, Current Electricity MCQs, Electrostatics MCQs, Electromagnetism MCQs, Electromagnetic Induction MCQs, Alternating Current MCQs, Nuclear Physics MCQs, etc.

201. The mass-energy relation is the outcome of____________?
A. Quantum theory
B. General theory of relativity
C. Special theory of relativity
D. None of these

202. The centripetal acceleration produced in a rotating body is commonly due to change on_________of body?
A. magnitude
B. direction
C. both
D. None of these

203. Gravitation force of earth is___________?
A. 9.80 m/s²
B. 7.21 m/s²
C. 1.62 m/s²
D. None of these

204. Gravitation force of sun is__________?
A. 274 m/s²
B. 362 m/s²
C. 300 m/s²
D. None of these

205. Gravitation force of moon is_________?
A. 7.2 m/s²
B. 1.62 m/s²
C. 9.8 m/s²
D. 3.75 m/s²

206. A force applied on a body through the string is called_________?
A. Weight
B. Momentum
C. Tension
D. Torque

207. Which instrument is suitable to measure the internal diameter of a test tube?
A. Vernier Callipers
B. Screw Gauge
C. Bore Gauge
D. None

208. The efficiency of the Carnot engine working between 150°C and 50°C is__________?
A. 50%
B. 100%
C. 23.6%
D. 29.4%

209. Which of the following waves have smallest velocity in vacuum?
A. Ultraviolet
B. Sound
C. Infra-Red
D. Micro

210. The turning effect of force is called_________?
A. Moment
B. Momentum
C. Torque
D. None of these