Question

Effects of Frictonal force​

Answer 1

Answer:

1. Liberation of heat.

2. Reduction of speed.

3. Wear and tear of goods

4. Wasting of energy...

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Answer 2

Answer:

1. It mainly helps you to skate during winter season mainly on ice.
2. It is acting as a evil in football,cricket like sports therefore player use spike shoes as friction reduces speed