MDE 19 Q2

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Question 4:
What is the purpose of the air pressure control system in a pneumatic clutch used in medium-speed main propulsion?

A) To adjust the engine speed directly

D) To filter the air used in the clutch

C) To cool the clutch system

B) To regulate the engagement and disengagement timing of the clutch

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Question:
With reference to pneumatic clutches used for medium-speed main propulsion purposes, which TWO interlocks are necessary for proper clutch operation?

C) Engine speed and brake system status

A) Engine temperature and gearbox oil pressure

D) Clutch disengagement and gearbox alignment

B) Clutch temperature and air pressure

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Question 3:
How does the release of air pressure affect the operation of a pneumatic clutch?

B) It decreases the engagement force, leading to clutch disengagement

C) It cools down the clutch plates

A) It increases the friction between the clutch plates

D) It improves the alignment of the clutch plates

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Question 1:
With reference to pneumatic clutches used for medium-speed main propulsion purposes, what is the primary function of the pneumatic system in the clutch operation?

A) To provide lubrication to the clutch plates

D) To adjust the speed of the engine directly

B) To engage and disengage the clutch by controlling the air pressure

C) To cool the clutch plates and prevent overheating

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Question 2:
In a pneumatic clutch system, what component is primarily responsible for applying the clamping force to the clutch plates?

D) Flywheel

B) Pneumatic actuator

A) Air compressor

C) Torque converter

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Question:
With reference to pneumatic clutches used for medium-speed main propulsion purposes, how can the clutch be engaged in the event of a failure of the control system?

D) Increase the air pressure to the clutch system to force engagement

A) Manually adjust the clutch plates using a mechanical lever

B) Replace the pneumatic actuator with a hydraulic actuator

C) Engage the clutch using a manual override mechanism or emergency procedure

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