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Fitter Set-2
Preventive maintenance
10

Preventive maintenance MCQ with Answers

10) What is the use of lubricant?

Increases friction

Improved machine efficiency

Increases the loading capacity

Increases the speed moving elements

Answer is:

Improved machine efficiency

Preventive maintenance MCQ with Answers

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Related Preventive maintenance MCQ with Answers

11) Which coolant oil is emulsified with water?

Soluble oil

Kerosene

Mineral oil

Lard oil

Answer is:

Soluble oil

12) What is the colour of soluble oil mixed with water?

White

Blue

Yellow

Violet

Answer is:

White

13) Which cutting fluid is used for threading in general purpose steel?

Soluble oil

Lard oil

Kerosene

Dry

Answer is:

Lard oil

14) Which cutting fluid is used for heavy duty machine with less cutting speed?

Synthetic fluid

Straight mineral oil

Fatty oil

Soluble oil

Answer is:

Fatty oil

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