Question

give some idea in brife to reduce friction​

Answer 1

There are a number of ways to reduce friction:

Make the surfaces smoother. ...

Lubrication is another way to make a surface smoother.

Make the object more streamlined.

Reduce the forces acting on the surfaces.

Reduce the contact between the surfaces.

Roll the bodies instead of sliding them.

Answer 2

Answer:

Use lubricating agents such as oil

Explanation:

Lubricating agents preven the direct contact of two objects thus reducing friction