Question

stateany four methods to reduce friction​

Answer 1

Methods of reducing friction

1)Friction can be reduced by making the surface smooth by polishing.

2)Friction can be reduced by applying lubricants (like oil or grease) to the rubbing surface.

3)Friction can be reduced by using wheels to move objects.

4)Friction can be reduced by using ball bearing between the moving parts of machine.

Answer 2

Answer:

The four methods to reduce friction are as follows#

a)Reduce the contact between the surfaces.

b)Roll the bodies instead of sliding them.

c)Makes the surface smoother.

d)Reduce the force acting on the surface.

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