Adding soluble oil to the water is one of the best way for preparing an emulsion.
17) Which one of the following is the best way for preparing an emulsion ?
Answer is:
Add soluble oil to the water
Explanation:
Related Lubricants and Coolants MCQ - Machinist(Set-1) with Answers
Answer is:
With high pressure jet
Explanation:
With high pressure jet is common method for applying cutting fluid on the tool point .
Answer is:
Dry air
Explanation:
While machining cast iron, the coolant used should be Dry air.