USCG USCG Motor
Set 12 • Question #102 of 382
Launch Interactive Practice Room A two stroke diesel engine exhaust temperature will be lower than a four stroke diesel engine of the same displacement because the __________.; ; I. scavenging air is cooling the exhaust gases ; II. exhaust cycle time is longer
A
I only
✓ Correct Answer
B
II only
C
both I and II
D
neither I nor II
USCG NMC Regulatory Explanation
In USCG Motor Plants (Diesel Engineering), regarding 'A two stroke diesel engine exhaust temperature will be lower than a four stroke diesel engine of the same displacement because the __________.; ; I. scavenging air is cooling the exhaust gases ; II. exhaust cycle time is longer', the correct operational principle is: 'I only'.
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