The restoring force acting on the simple pendulum is given by_______________?

Related Mcqs:

1. For a simple pendulu,m the restoring force is caused by________________?

   A. Gravity
   B. Spring
   C. Hand
   D. All of these

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

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

3. 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

4. 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

5. 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

6. At Murree Hills (Assume the value of g changes). If we use a simple pendulum as time standard then one-second duration will_____________?

   A. Increase
   B. Decrease
   C. Remains the same
   D. Is zero

7. 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

8. A simple pendulum has a bob of mass m and its frequency is f. If we replaced the bob with a heavier one say of 2m then that will be its new frequency ?

   A. 1/4f
   B. 1/2f
   C. frequency lower than 20 Hz
   D. 2f

9. A ball of mass 0.2 kg is thrown vertically upwards by applying a force by hand. If the hand moves 0.2 m while applying the force and the ball goes up to 2 in height further, find the magnitude of the force. Consider g = 10m/s 2

   A. 22N
   B. 16N
   C. 20N
   D. 4N

   Submitted by: Huzaifa Naseer

10. The time period of a second pendulum is______________?

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