Question

Why oil is applied between the moving parts of a machine?​

Answer 1

Answer:

When oil and grease  are applied between the moving part of a machine, a thin layer is formed there and moving surfaces do not directly rub against each other. Interlocking of irregularities is avoided to a great extent. Movement becomes smooth. So we use lubricants i.e. oil or grease to reduce Friction.

Explanation:

Answer 2

Answer:

To decrease kinetic friction

Explanation:

Please mark me as brainliest