Pass Benchmark: 70% (21/30) • Standard: USCG NMC / 46 CFR

USCG Motor Plants & Auxiliary Boilers (Set 9)

30:00

|

Question 1 of 30

Question Navigator

Correct Incorrect Pending Starred

Question 1 of 30

A Bendix drive starting motor disengages the drive gear from the flywheel by __________.

Browse Questions in Set 9

30 MCQs

#1 A Bendix drive starting motor disengages the drive gear from the flywheel by __________. #2 Electric starting motors for diesel engines require high current for operation and __________. #3 Auxiliary diesel engine electric starting motors use __________. #4 Diesel engine electric starting motors generally require heavier duty motors and operate at higher voltages than comparable starting motors for gasoline engines due to __________. #5 The cylinders labeled "B" and "C" in the illustration are used to __________. Illustration MO-0125 #6 Intercoolers installed on starting air compressors, reduce the possibility of __________. #7 According to the diagram shown in the illustration, the lube oil system can best be described as a __________. Illustration MO-0007 #8 Which of the following devices is normally provided to prevent oil starvation in a diesel engine lubrication system utilizing the 'full flow' principle? #9 The lube oil pump used in a diesel engine is normally a __________. #10 A diesel engine exposed to widely varying ambient temperatures should use a lubricating oil with __________. #11 Two important considerations for the proper lubrication of a diesel engine include, the delivery of the oil in sufficient amount, and the __________. #12 A diesel engine should use which type of lubricating oil? #13 The highest indicated lube oil pressure in a diesel engine should be expected when the engine oil is _________. #14 The TBN value of diesel engine lube oil refers to its ability to __________. #15 Which lubricating oil additive is used in diesel engines to reduce the tendency for sludge and varnish to form on the engine parts? #16 On most modern diesel engines, the main and connecting rod bearings receive their lubricating oil by __________. #17 A well-lubricated bearing surface always appears __________. #18 Lube oil filters remove contaminants more efficiently if the oil being filtered is __________. #19 Which of the following should always be checked prior to starting a diesel engine? #20 Which of the listed diesel engine operating conditions should be checked immediately after any diesel engine is started? #21 The most crucial time for any bearing with regards to diesel engine lubrication is __________. #22 In a normally operating diesel engine, the main source of lubricating oil contamination in the crankcase is a result of the __________. #23 Before starting a diesel engine that has an engine driven lube oil pump, the operator should __________. #24 How often should the lubricating oil of a diesel engine be changed? #25 A spring-loaded relief valve is located on some lube oil filters in full flow systems to __________. #26 Most large main propulsion diesel engines use a duplex lube oil strainer to __________. #27 A magnetic strainer is primarily used in diesel engine reduction gear oil systems to remove small particles of __________. #28 How is the illustrated strainer element cleaned during engine operation? Illustration MO-0057 #29 Maximum lube system operating pressure for a diesel engine is normally regulated by a/an __________. #30 The lube oil cooler is located after the lube oil filter in order for __________.

Question Discussion & Notes

0

Have a doubt, memory trick, or exam update? Share your insights with fellow mariners.

Loading mariner discussions...