Physics, asked by pranav18122005, 11 months ago

In many machines, friction is reduced by

a) Ball bearing
b) Lubricants
c) both a and b
d) none

Answers

Answered by llxdevilgirlxll

4

Hyy XD

The option is A

Hope it's helps you

Plz marked in brainlest answer

Answered by kumawatpipu

1

Answer:

answer is a) ball bearing

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