What are the new techniques being adopted by human beings to reduce energy losses due to friction

Answers (2)

Methods to reduce frictional losses - 
1. USING OF LUBRICANTS like POWDER,KEROSENE OIL ETC.

2. By using Ball bearings which change sliding friction to rolling friction

3. Polishing or smoothens a surface.

A Anjana

1)Using grease, oil, wax and lubricants in machinery parts to reduces

2) leavers is also reduces the friction

3) engine oil, gear oil, clutch oil, etc

 

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