Question

What is force or defination of it?

Answer 1

A push or pull of an object is called force.

Answer 2

Force is that cause which either changes or tends to change the shape, size, dimensions, etc. of an object over which it acts. The forces are mainly divided on the basis of when it acts. The types of forces are given below : -

1. Contact Forces

The forces that are applicable only when the objects under consideration are in actual physical contact with each other are called contact forces. Examples: Frictional Force, Muscular Force, Force of Tension, etc.

2. Non-contact Forces

The forces that are applicable even if the objects under consideration are not in actual physical contact are named non-contact forces. Examples: Gravitational Force, Electrostatic Force, Magnetic Force, etc.