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

USCG Safety & Environmental Protection (Deck) (Set 33)

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Question 1 of 30

Sudden unloading of a diesel engine can cause __________.

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30 MCQs

#1 Sudden unloading of a diesel engine can cause __________. #2 What is one effect of running a diesel engine at too cool a temperature? #3 If you are unable to stop a diesel engine by any other means, you should __________. #4 The most serious effect of air trapped in a non-treated diesel engine jacket water cooling system is that it __________. #5 The most serious effect of trapped air in a diesel engine jacket water cooling system is that it __________. #6 The most serious effect of oxygen retained in a diesel engine jacket water cooling system is that it __________. #7 What factor is essential to the proper operation of a radiator cooled engine? #8 What is an advantage of diesel over steam turbine propulsion? #9 What is the effect of heated intake air on a diesel engine? #10 In a water tube marine boiler, what protects the superheater tubes from the fires of combustion? #11 In a water-tube marine type boiler, after the steam leaves the generating tubes, in what part of the boiler is temperature of the steam increased? #12 What is NOT a function of the steam drum of a marine water-tube boiler? #13 What does blowing tubes accomplish? #14 Before starting any diesel or gasoline engine, which of the following must be checked? #15 You discover a leak in the fuel line to the engine. You should FIRST __________. #16 Maintaining good working order of fuel pumps and injectors in auxiliary diesel engines requires the use of __________. #17 Outlets in gasoline fuel lines are __________. #18 The exhaust pipe must be gas tight throughout its entire length otherwise __________. #19 If a gasoline engine turns over freely but will not start, the cause is generally __________. #20 To find the cause of a gasoline engine's failure to start, you should __________. #21 A safe fuel system must __________. #22 Before any machinery is put in operation, you should __________. #23 Which statement is TRUE concerning fuel vapors on a vessel? #24 Which of the following is one of the most important safety procedures that should be adhered to prior to starting a gasoline engine on a motorboat? #25 Which statement is TRUE concerning gasoline vapors on board a vessel? #26 The nozzle of a gasoline hose or can should be kept __________. #27 Before you start an engine in a compartment, it's MOST important to __________. #28 Which statement is FALSE concerning precautions during small craft fueling operations? #29 The carburetor is placed on the engine to __________. #30 When fueling has been completed __________.

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