Question

what is simple pendulum ​

Answer 1

Answer:

pendulum is a body suspended from a fixed support so that it swings freely back and forth under the influence of gravity. 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. 

Answer 2

Explanation:

A simple pendulum is a mechanical arrangement that demonstrates periodic motion.