A girl is swinging a swing in the sitting position. What will be the effect on the time period of the swing if she stand up?

A girl is swinging a swing in the sitting position. What will be the e

1.	A girl is swinging a swing in the sitting position. What will be the effect on the time period of the swing if she stand up?
Answer» increase decrease REMAIN same increase if the child is tall and decrease if the child is short Solution :When child stands up, MOMENT of inertia decreases, hence angular speed `omega` increases and as a result PERIODIC time decreases.