A. P.E is zero
B. Acceleration is zero
C. Restoring force is zero
D. All P.E acceleration and restoring force are zero
A. Amplitude
B. Square of the amplitude
C. 2 x amplitude
D. 4 x amplitude
A. Radio
B. Microwave oven
C. Both in radio and microwave oven
D. Neither in radio nor in a microwave oven
A. It’s mass
B. It’s length
C. Square of its length
D. The square root of its length
A. Directly proportional to the damg force
B. Inversely proportional to the damg force
C. Equal to the square of damg force
D. Equal to the square of damg force
A. Displacement only
B. The direction of motion only
C. Both displacement and direction of motion
D. Neither displacement nor direction of motion
A. mg sin θ
B. mg sin θ
C. mg cos θ
D. mg cos θ
A. T.V
B. Radio
C. Microwave oven
D. Bulb
A. x = x’
B. x = x’/2
C. x = x’/4
D. x = x(2)’/2
A. 0°
B. 45°
C. 90°
D. 180°