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Mechanic Diesel
Mechanic Diesel Set-1
Hydraulics and Pneumatics
9

Hydraulics and Pneumatics MCQ with Answers

9) What the function of brake valve in the pneumatic brake system?

Allow the air pressure to the system

Release the air to the atmosphere

Maintain air pressure in the tank

Allow air pressure to pressure gauge

Answer is:

Allow the air pressure to the system

Explanation:

Function of brake valve in the pneumatic brake system is to allow the air pressure to the system.

Hydraulics and Pneumatics MCQ with Answers

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Related Hydraulics and Pneumatics MCQ with Answers

10) What is the direction of rotation of driven gear meshing in the external driving gear?

Same direction

Inclined direction

Opposite direction

Perpendicular direction

Answer is:

Opposite direction

11) Which part in the internal gear pump act as seal?

Gears

Gasket

Sealing ring

Crescent-shaped spacer

Answer is:

Crescent-shaped spacer

12) Which type of NDT method used ferrous particles are applied to the area between the poles?

Ultra sonic testing

Radiographic testing

Liquid penetrate testing

Electro magnetic yoke testing

Answer is:

Electro magnetic yoke testing

Hydraulics and Pneumatics MCQ with Answers

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