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FOUSIANZIL
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Asked: 2024-03-27T17:47:34+05:30 In:

Which one of the following is not used to reduce friction?

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Poll Results

20%Oil ( 1 voter )
20%Graphite ( 1 voter )
60%Sand ( 3 voters )
0%Ball bearings ( 0 voters )
Based On 5 Votes

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Which one of the following is not used to reduce friction?
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1 Answer

  1. Anusha
    Knowledge Contributor

    sand is not smooth, so it increases friction. oil, graphite and ball bearings were used to reduce friction. for example : ball bearings used in fan, it helps the fan to rotate. graphite can be act as solid lubricant, bcz the van der waal’s force is weak .

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