MDE 4 Q9

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Question: What is the purpose of vent cocks in air coolers?

A) To allow the release of trapped air or gases from the cooling system

B) To adjust the temperature of the air before it enters the engine

D) To monitor the coolant level in the air cooler

C) To increase the pressure of the air within the cooler

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Question: What is the purpose of tube fins in air coolers?

B) To support the structural integrity of the cooler tubes

C) To reduce the weight of the air cooler

D) To filter out debris from the air passing through the cooler

A) To increase the surface area for heat exchange, enhancing the cooling efficiency

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Question: What is the purpose of zinc anodes in air coolers?

C) To increase the pressure of the air passing through the cooler

B) To prevent corrosion by providing a sacrificial material that corrodes instead of the cooler components

A) To enhance the cooling efficiency of the air cooler

D) To reduce the noise generated by the air cooler

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