Question

Machine oil is put between moving parts of a machine to

Answer 1

keep them moving without any trouble and preventing them to rust

Answer 2

Machine oil is put between moving parts of a machine to reduce friction.

If friction isn't reduced in machines:

• It's efficiency will get effected and will be reduced.
• The life of the machine will get reduced by excess of heat due to friction.
• The power consumption will be increased and the machine will not provide any profit.
• The machine will consume a lot of power to run.