Question

is it necessary that a body remains on the rest only when no force acting on it​

Answer 1

Answer:

when no external force is applied on a particular body then body is tends to be in rest state in same place and position even after years

Explanation:

for example; if we kept a book on a table if no external force is applied on that book then book will remain in rest.

Answer 2

Answer:

Explanation:

Law of inertia, also called Newton's first law, postulate in physics that, if a body is at rest or moving at a constant speed in a straight line, it will remain at rest or keep moving in a straight line at constant speed unless it is acted upon by a force.