Capacitor Multiple Choice Questions (MCQs) PDF Download - 84

Capacitor is used to store electric

1. charge
2. energy
3. voltage
4. both a and b

If a particle moves in such a way that its angular position changes relative to the reference axis, it is said to have

1. angular displacement
2. angular momentum
3. angular acceleration
4. angular speed

Gain of non-inverting amplifier is given by G =

1. 1 + R₁/R₂
2. 1 - R₁/R₂
3. (1 + R₁)/R₂
4. (R₁ + R₂)/R₂

Body having weight 50 kg turning in a circle at 5 m s^-1, if radius of circle is 5 m, the force exerted on body to hold it in circular path is

1. 200 N
2. 250 N
3. 300 N
4. 350 N

Gain in the kinetic energy is equal to

1. loss in P.E - work against friction
2. loss in K.E - work against friction
3. loss in P.E + work against friction
4. loss in P.E * work against friction