(A) 1 second
(B) 1 minute
(C) 1 day
(D) 1 hour
Tag: Physics Mcq Questions and Answers
Commercial unit of electric energy is?
(A) Kilowatt-hour
(B) Kilowatt-meter
(C) Kilowatt
(D) All of the above
Dimensions of power are?
(A) ML-1T-2
(B) ML2T-3
(C) ML2T-2
(D) None of the above
Power is equal to dot product of force and?
(A) Velocity
(B) Acceleration
(C) Displacement
(D) Position vector
The time rate of doing work is known as?
(A) Power
(B) Force
(C) Momentum
(D) Energy
A particle having 2e charge falls through a potential difference by 5v. Energy acquired by it is?
(A) 2.5 eV
(B) 10 eV
(C) 8 eV
(D) 12 eV
Two equal and opposite point charges separated by a distance 2m. The electric potential at the midway between them is?
(A) Zero
(B) Low
(C) Constant
(D) High
If potential difference across two plates of a parallel plates capacitor is doubled then the energy stored in it will be?
(A) 2 Times
(B) 3 Times
(C) 4 Times
(D) 8 Times