Question

In some situations it is advantageous to increase friction. Give reason and justify your answer with examples

Answer 1

●INCREASING FRICTION●

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Friction can be increased by making surfaces rough or uneven. Examples of how friction is increased are given below.

1) Tyres of vehicles have treads and soles of our shoes have grooves to increase friction

2)Roads are made rough to prevent slipping. The handles of cricket and tennis bats are made of rough materials to get a better grip.

3) Spikes on the soles of the shoes of mountaineers help to get a good on ice

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