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

USCG Gas Turbines (Set 10)

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Question 1 of 7

As shown in the illustration, the HP turbine 2nd stage blades are cooled by convection, with the cooling air being discharged at which of the following? Illustration GT-0011

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7 MCQs

#1 As shown in the illustration, the HP turbine 2nd stage blades are cooled by convection, with the cooling air being discharged at which of the following? Illustration GT-0011 #2 In the marine gas turbine engine shown in the illustration, the 9th stage bleed air is used for which of the following? Illustration GT-0017 #3 In the marine gas turbine engine shown in the illustration, the 13th stage bleed air is used for which of the following? Illustration GT-0017 #4 In the marine gas turbine engine shown in the illustration, the HP turbine 2nd stage nozzle vanes are cooled by which of the following? Illustration GT-0020 #5 In order to get a ready indication for a normal start with a GE LM2500 marine gas turbine, what permissive(s) must be met? #6 Your first step in response to a gas turbine engine high lube oil sump temperature alarm would be which of the following? #7 Which of the following is the most probable cause for the sump oil to be excessively aerated on an aero-derivative main propulsion gas turbine engine?

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