Question

Moving parts of a machine are oiled to reduce ________ .

Answer 1

1. Moving parts of the machine are rubbed together a lot of friction is produced which can damage the machine gradually.
2. Friction can be minimised by using lubricants like oil and grease and by using ball bearing between machine parts.
3. The moving parts of a machine should be regularly oiled with machine oil to reduce friction and wear and tear.

Hence, moving parts of a machine are oiled to reduce friction.