For what displacement the P.E becomes 1/4 of its maximum value ?
(A) x = x’
(B) x = x’/2
(C) x = x’/4
(D) x = x(2)’/2
The displacement of SHM is written as X = X`sinθt if the displacement is written by X = Xθ sont then phase constant will be equal to_______________?
(A) 0°
(B) 45°
(C) 90°
(D) 180°
The energy of SHM is maximum at_______________?
(A) Mean position
(B) Extreme position
(C) In between mean and extreme
(D) All positions during SHM
A simple pendulum suspended from the ceiling of a lift has time period T when the lift is at rest. When the lift falls freely, the time period is_________________?
(A) Infinite
(B) T/g
(C) Zero
(D) g/T
When the amplitude of a wave becomes double its energy become_________________?
(A) Double
(B) Four times
(C) One half
(D) None time
The SI unit of force constant is identical with that of__________________?
(A) Force
(B) Pressure
(C) Surface tension
(D) Loudness
Simple harmonic motion is a type of________________?
(A) Rotational motion
(B) Circular motion
(C) Musical arrangement
(D) Vibratory motion
The mass attached to a spring executes ?
(A) Vibratory motion
(B) Rotatory motion
(C) S.H.M
(D) Both A and C