engineering recuitment BARC Stipendiary Trainee Category II 2023 Mock Test Fitter Machining Lapping and Honning
Cutting fluids are used while honing. The mineral oil commonly used in machining operations is diluted in proportion of one part of oil with four parts of ________ before it is used for honing
1
Soap water
2
Lard oil
3
Kerosene
4
Sulphurised oil