Proper lubrication of the main bearings is more easily obtained in a single acting, four-stroke/cycle diesel engine than in a two-stroke/cycle diesel engine because __________.
A
the direction of pressure on the journals in four-stroke engines is continuously reversing, whereas in two-stroke engines it is constant
B
positive feed lubricators are installed on all bearings of four-stroke engines, whereas as a splash feed system is used on two-stroke engines
C
four-stroke engines usually utilize a heavier grade of fuel oil than two-stroke engines
D
two-stroke engines usually consume less lube oil than four-stroke engines
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Question 1 / 205eccefa2bacbc34ba4d47945
Question 1 of 205eccefa2bacbc34ba4d47945
Proper lubrication of the main bearings is more easily obtained in a single acting, four-stroke/cycle diesel engine than in a two-stroke/cycle diesel engine because __________.
Proper lubrication of the main bearings is more easily obtained in a single acting, four-stroke/cycle diesel engine than in a two-stroke/cycle diesel engine because __________.