Physics, asked by Anonymous, 6 months ago

In which of the following is not use to decrease friction (i) lubricant (ii) coarse material (iii) ball bearing (iv) slippery powder.

Answers

Answered by rajeshvm76nair

1

Answer:

coarse material

Explanation:

because rest are lubricants which reduces frictional force whereas coarse material would increase friction

Answered by stibin2006

1

Answer:

ot is the coarse material because others helps us to decrease friction and are used in our daily life

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