Lakhmir Singh & Manjit Kaur - Science

Book: Lakhmir Singh & Manjit Kaur - Science

Chapter: 12. Friction

Subject: Physics - Class 8th

Q. No. 62 of Short Answer Type Questions

Listen NCERT Audio Books to boost your productivity and retention power by 2X.


Explain with the help of diagrams, how the use of oil reduces friction between two surfaces in contact with each other.

If we oil between the two surfaces, say part1 and part 2 of a machine, then the oil layer will allow less contact of the two surfaces with each other as you can see in the figure below:

In this way, the friction between the two surfaces is decreased.

Chapter Exercises

More Exercise Questions