In vibratory motion_________________?

Related Mcqs:

1. The force responsible for the vibratory motion of the simple pendulum is_________________?

   A. mg cosθ
   B. mg sinθ
   C. mg tonθ
   D. mg

2. The time period of a second pendulum is______________?

   A. 4 seconds
   B. 3 seconds
   C. 2 seconds
   D. 6 seconds

3. The length of the second pendulum is________________?

   A. 100 cm
   B. 99 cm
   C. 99.2 cm
   D. 98 cm

4. When the amplitude of a wave becomes double its energy become_________________?

   A. Double
   B. Four times
   C. One half
   D. None time

5. 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

6. 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

7. When K.E energy of SHM is maximum its__________________?

   A. P.E is zero
   B. Acceleration is zero
   C. Restoring force is zero
   D. All P.E acceleration and restoring force are zero

8. Displacement of the body in S.H.M is equal to amplitude when the body is at_______________?

   A. Mean position
   B. Elsewhere
   C. Extreme position
   D. None

9. In case of a simple pendulum, the cause of damping is__________________?

   A. Drag force of air
   B. Gravity
   C. Tension in the string
   D. None of these

10. The energy absorbed by a body is __________________ at resonance?

    A. Maximum as well minimum
    B. Minimum only
    C. Maximum only
    D. 0