Question

Give examples to show that friction is both friend and foe ?​

Answer 1

Wear and tear of soles of our shoes is due to friction.

When a tyre deflates, it is difficult to move the vehicle because of increased friction between the tyre and the road surface.

Machines get heated up and produce noise because of friction.

Answer 2

friction as friend

1. It helps us to hold or catch any object
2. it alos helps us to walk easily

friction as foe

1. It causes wear and tear of tyres
2. it also cause great damages to parts of machine

hope it helps