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Byju's Answer
Standard VII
Physics
Lubricants and Ball Bearings
Machines use ...
Question

Machines use ball bearings to reduce friction between their moving parts. Ball bearings replace_____.

A
sliding friction with rolling friction
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B
sliding friction with rolling friction​
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C
olling friction with sliding friction​
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D
static friction with rolling friction
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Solution

The correct option is B sliding friction with rolling friction​

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