Which of the following should be used to reduce friction on a carrom board?
(a) a lubricating oil
(b) a dry lubricant
(c) a layer of grease
(d) a ball bearing

Academic Physics NCERT Class 8

Dry lubricant (like boric acid) should be used to reduce friction on a carrom board.

So, option (b) is correct.

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Updated on: 10-Oct-2022

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