The length of the second pendulum is________________?

Related Mcqs:

1. If the length of the second pendulum becomes four times, then its time period will become________________?

   A. 4 times
   B. 6 times
   C. 8 times
   D. 2 times

2. The length of the second pendulum is_________________?

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

3. The frequency of the second pendulum is________________?

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

4. The time period of a second pendulum is______________?

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

5. 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

6. A convex lens of focal length f1 and a concave lens of focal length f2 are placed in contact. The focal length of the combination is_____________?

   A. f2 + f1
   B. f2 – f1
   C. f1f2/f2+f1
   D. f1f2/f1-f2

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

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

8. 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

9. 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

10. 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