USCG USCG Motor
Set 7 • Question #317 of 382
Launch Interactive Practice Room Wristpin bearings are difficult to lubricate because of their oscillating motion and________.
A
their free-floating design
B
their relatively small size
C
the reciprocating motion of the piston
D
their position in the lubrication system
✓ Correct Answer
USCG NMC Regulatory Explanation
In USCG Motor Plants (Diesel Engineering), regarding 'Wristpin bearings are difficult to lubricate because of their oscillating motion and', the correct operational principle is: 'their position in the lubrication system'.
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