Hydraulic and Pneumatic MCQ with Answers

25) Which valve is to be closed before lifting the load with hydraulic jack?

Answer is:

Shut of valve

Hydraulic and Pneumatic MCQ with Answers

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Related Hydraulic and Pneumatic MCQ with Answers

26) Which valve save the pneumatic brake components against damage?

Answer is:

Unloader valve

Hydraulic and Pneumatic MCQ with Answers

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