The bob of a vibrating simple pendulum is made of ice. How will the period of swing will change when the ice starts melting?

The bob of vibrating simple pendulum is made of ice. How will the period of swing will change when the ice starts melting ?

The bob of an oscillating pendulum is made of ice. How will the time period change when ice starts melting?

Suppose the bob of a simple pendulum is made up of ice. What will happen to the time period if the ice starts melting?

Continue heating even after ice starts melting.

How will the period of a simple pendulum change when its length is doubled?

The bob of a simple pendulum is made of wood. What will be the effect on the time period if the wooden bob is replaced by an identical bob of aluminium?