The length of the second pendulum is_________________?
A. 100 cm B. 99 cm C. 99.2 cm D. 98 cm
Physics MCQs with Answers
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
Which one does not work according to resonance ?
A. T.V B. Radio C. Microwave oven D. Bulb
The restoring force acting on the simple pendulum is given by_______________?
A. mg sin θ B. mg sin θ C. mg cos θ D. mg cos θ
The phase of SHM describes________________?
A. Displacement only B. The direction of motion only C. Both displacement and direction of motion D. Neither displacement nor direction of motion
The sharpness of resonance is__________________?
A. Directly proportional to the damping force B. Inversely proportional to the damping force C. Equal to the square of damping force D. Equal to the square of damping force
The natural frequency of simple pendulum depends upon_______________?
A. It’s mass B. It’s length C. Square of its length D. The square root of its length
Electrical resonance is observed in_______________?
A. Radio B. Microwave oven C. Both in radio and microwave oven D. Neither in radio nor in a microwave oven
Total distance travelled by a bob of the simple pendulum in one vibration is equal to________________?
A. Amplitude B. Square of the amplitude C. 2 x amplitude D. 4 x amplitude