Question

What is to and fro motion?​

Answer 1

Explanation:

Periodic motion is defined as the motion which is repeated identically after a fixed interval of time , to and fro motion is not necessary here .

    Oscillatory motion is that motion in which body moves to and fro about a fixed point in a fixed interval of time .

    In a cyclic motion , body returns at its initial position after a time .

Answer 2

Answer:

fro motion meaning the forward and backward movement of an object about an equilibrium position.