Question

Friction is essential give any 2 examples to prove the statement

Answer 1

Answer:

friction is essential in many ways such as -

1 . walking

the friction between our feet and the ground helps us walk without slipping or falling

2 movement of vehicles

in tyres the friction is increased by making grooves in them . due to greater friction  , the tyres provide a better grip on the road which prevents skidding of vehicles