Question

Give some examples showing replacement of sliding with rolling in machines.​

Answer 1

Answer:

The use of ball bearings between hubs and the axles of ceiling fans and bicycles.

Explanation:

Answer 2

Answer:

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Give some examples showing replacement of sliding with rolling in machines.

$\large \star \boxed{ \sf \green{Answer}}$

The use of ball bearings between hubs and the axles of ceiling fans and bicycles.