Question

What is simple pendulum? Show that motion executed by the bob of the pendulum is s.H.M. Find expression for it's time period.What is a second pendulum?

Answer 1

A pendulum is a weight suspended from a pivot so that it can swing freely. When a pendulum is displaced sideways from its resting, equilibrium position, it is subject to a restoring force due to gravity that will accelerate it back toward the equilibrium position