Question

the main function of lubricants is ??​

Answer 1

Answer:

lubricant is a substance that helps to reduce friction between surfaces in mutual contact, which ultimately reduces the heat generated when the surfaces move. It may also have the function of transmitting forces, transporting foreign particles, or heating or cooling the surfaces.

Explanation:

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Answer 2

Answer:

Originally Answered: why the roads are banked at turnings? In curved sections, the outside edge of the road is superelevated above the centerline. Since the road is sloped down toward the inside of the curve, gravity draws the vehicle