The evaporating pressure is maintained constant in the refrigeration system by?
A) Evaporation B) Cooler C) Receiver D) Compressor E)Thermostatic expansion valve
Soru Kategorisi GASM Sınavı
What is the primary purpose of the fore and aft peak tanks?
A) They act as trim ballast B) They could be use for cargo C) They provide more space for vessel D) None of them E)NULL
Which of the following parts is not a running part?
A) Piston B) Crosshead C) Cylinder D) Exhaust valve E)Camshaft
The fitter didn’t follow the rules, so he was fired, …. had abilities in two languages.?
A) where B) who C) when D) because E)whom
The extension of the after part of the keel in a single screw vessel upon which the stern post rests is called the:?
A) Skeg B) boss C) knuckle D) strut E)NULL
In ship construction, keel scantlings should be the greatest.?
A) A midships B) at each frame C) one-third the distance from bow D) one-third the distance from stern E)NULL
Personnel who are moving or handling material aboard ship should NOT follow which of the listed practices?
A) Throwing materials from high places to the deck B) Examining material for sharp edges or protruding points before handling. C) Closing, tagging, or securing valves that permit entrance of steam, water, or air into a fitting or other equipment.…
When vacuum is lost on a turbo generator the trip is actuated by_____________?
A) Sentinel valve B) Back pressure C) Slugs of water D) Overspeed trip E)A and B
When an air started, four-stroke cycle diesel engine is being cranked over, the starting air is admitted to each cylinder during the beginning of its __________?
A) Intake stroke B) Compression stroke C) Power stroke D) Exhaust stroke E)NULL
Proper internal lubrication of a hydraulic anchor windlass left idle for extended periods can be accomplished by.?
A) Performing a check run on the unit at regular intervals B) Testing the hydraulic fluid for proper ph C) Checking the reservoir for proper level D) Cleaning strainers at regular intervals E)Greasing the windlass periodically