HK Engine Operator Grade 2 Practice Questions - Hong Kong Local Engine Operator Grade 2 Certificate Of Competency Exam

What is the primary purpose of a turbocharger on a marine diesel engine?

To cool the lubricating oil before it returns to the sump To increase the mass of air delivered to the cylinders for more efficient combustion To reverse the propeller shaft for astern manoeuvring To separate oil from bilge water before overboard discharge

Correct Answer:

To increase the mass of air delivered to the cylinders for more efficient combustion

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