Question

Write three methods of reducing friction?

Answer 1

Answer:

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:

To reduce friction do the following things:-

1. Use of ball bearings.

2. Use of lubricants, for eg:- oil, grease etc.

3. By polishing the surface.