Question

suggest 8 methods to reduce friction​

Answer 1

Answer:

I know only 4

Explanation:

)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:

1. apply lubricate

2. add wheels

3.add ball bearings

4.add rollers

5.polishing

6.greasing

7.using hovercraft

8.using powder on the area of contact