Question

In some situations,friction facilitates the motion and in some situations,it opposes the motion

Answer 1

Explanation ⇒ Friction is the Opposite Tangential forces which always tries to oppose the Relative motion between two or more objects.

Although Friction is the cause of all types of energy loss in our Earth, but Still, its an only way for our movement.

Without, friction one can never move on earth.

Friction is an necessary evil.

In Some cases, it is helpful, such as ⇒

1. In Our Motion.

2. For production of different materials in pulleys factories.

In Some cases, it is non-of use also.

1. It wastes all energy of Vehicles.

2. Energy loss in electrical instrument such as transformer are due to friction.

Hope it helps.

Answer 2

Answer:

Friction is the Opposite Tangential forces which always tries to oppose the Relative motion between two or more objects.

Explanation: