Physics MCQs here cover topics like Definition of Physics, Branches of Physics, Class 9, Class 10, Class 11, Class 12, SST test, and Everyday General Science MCQs. Physics MCQs for entry tests. Chemistry MCQS , Biology Mcqs
Speed of light will be minimum while passing through?
A. Water
B. Air
C. Vaccum
D. GlassFarad is the unit of _______ ?
A. voltage
B. capacitance
C. inductance
D. None of themFarad is the unit of capacitance. A capacitor has a capacitance of 1 F when 1 coulomb (C) of electricity changes the potential between the plates by 1 volt (V).
The efficiency of the Carnot engine working between 150°C and 50°C is ______ ?
A. 23.6%
B. 29.4%
C. 50%
D. 100%Which instrument is suitable to measure the internal diameter of a test tube ?
A. Bore Gauge
B. Vernier Callipers
C. Screw Gauge
D. None of themA force applied on a body through the string is called _____ ?
A. Momentum
B. Torque
C. Weight
D. TensionGravitation force of moon is ______ ?
A. 1.62 m/s²
B. 3.75 m/s²
C. 7.2 m/s²
D. 9.8 m/s²Gravitation force of sun is ______ ?
A. 362 m/s²
B. 300 m/s²
C. 274 m/s²
D. Non e of themGravitation force of earth is _______ ?
A. 1.62 m/s²
B. 9.80 m/s²
C. 7.21 m/s²
D. None of themCentripetal acceleration produced in a rotating body is commonly due to change on_________of body ?
A. direction
B. magnitude
C. both
D. None of themA cube of side 5 cm has a charge of 6 C. The surface density of charge is _____ ?
A. 300 C m–2
B. 400 C m–2
C. 100 C m–2
D. 200 C m–2