Question

Which of the following do not affect the time period of a simple pendulum?

1. mass of bob
2. size of bob
3. effective length of pendulum
4. acceleration due to gravity
5. amplitude.

Answer 1

a. Mass of the bob, and b. Size of the bob does not affect the time period of a pendulum. Also time period of the pendulum is independent of the amplitude provided this is not too great.