Question

Friction causes a lot of wastage of energy and hence the fuel. How can we make our machine more efficient and minimize loss of energy to conserve fuel? ​

Answer 1

Answer:

Ways to reduce friction-

Polishing

Lubricating.

Using ball bears.

Separations of surfaces by air

Answer 2

Explanation:

isambiguation).

Efficient energy use, sometimes simply called energy efficiency, is the goal to reduce the amount of energy required to provide products and services