In damped harmonic oscillation which one decreases ?

Related Mcqs:

1. Simple harmonic motion is a type of________________?

   A. Rotational motion
   B. Circular motion
   C. Musical arrangement
   D. Vibratory motion

2. The first overtone of a stretched string of given length is 320 Hz. The first harmonic is_________?

   A. 320 Hz
   B. 640 Hz
   C. 160 Hz
   D. 480 Hz

   Submitted by: Tauseef Ali

3. When two bodies move toward each other with constant speeds the distance between them decreases at the rate of 6m / sec. If they move in the same direction the distance between them increases at the rate of 4m/sec. Then their speeds are________________?

   A. 5m/s, 1m/s
   B. 3m/s, 3m/s
   C. 6m/s, 1m/s
   D. 4m/s, 2m/s

4. In S.H.M. the velocity of a particle is maximum at________________?

   A. mean position
   B. extreme position
   C. middle between the mean and extreme position on the right side
   D. middle between the mean and extreme position on the left side

5. The frequency of the second pendulum is________________?

   A. 1 hertz
   B. 0.5 hertz
   C. 1.5 hertz
   D. 2.5 hertz

6. The product of the frequency and time period is equal to_________________?

   A. 1
   B. 2
   C. 3
   D. 4

7. 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

8. 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

9. A cup of milk is placed in a microwave oven. Tell which statements is false. (1) Milk will be heated up only. (2) Cup will remain cool. (3) Both cup and mild will get hot ?

   A. None
   B. 1
   C. 2
   D. 3

10. The projection of the particle moving in a circle with non-uniform speed executes ?

    A. S.H.M
    B. Vibratory motion
    C. Both B and D
    D. None S.H.M