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

USCG Deck General (Set 20)

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Question 1 of 30

What does a jib refer to on a crane?

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30 MCQs

#1 What does a jib refer to on a crane? #2 The electrical components for each single crane are installed in its __________. #3 What describes a twin crane lift? #4 What is another description for a tandem crane lift? #5 Most pedestal crane power is provided by __________. #6 What is meant by the term "luffing the boom" of a crane? #7 What is meant by the term "level-luffing" a crane? #8 Before starting to hoist provisions, which should be checked? #9 Which part of a conventional cargo gear rig provides for vertical control and positioning of a boom? #10 On your vessel, a wire rope for the cargo gear shows signs of excessive wear and must be replaced. In ordering a new wire for this 10-ton boom, what safety factor should you use? #11 The wire rope used for cargo handling on board your vessel has a safe working load of eight tons. It shall be able to withstand a breaking test load of __________. #12 It is permissible to place an eye splice in wire rope used as cargo gear providing the splice is made using __________. #13 What is the minimum standard for making an eye splice in a wire to be used as cargo gear? #14 Stress on the topping lift of a swinging boom can be reduced by __________. #15 The force acting on a single cargo runner which is vertically lifting or lowering a load is greatest when __________. #16 The maximum theoretical stress that can be developed on a guy in a yard and stay rig is limited by the __________. #17 If an electric cargo winch is being used to lift a draft of cargo and the engine room loses all power, which will occur? #18 Which device is designed to automatically hold the load if power should fail to an electric winch? #19 You are using an automatic tension winch by yourself. If you get caught in the turns of the line as they lead into the gypsyhead __________. #20 If an attempt is made to hoist a load that exceeds the capacity of an electric winch, an overload safety device causes a circuit breaker to cut off the current to the winch motor __________. #21 If a hydraulic pump on a winch accidentally stops while hoisting, the load will stay suspended because __________. #22 You are on a container vessel. What concerning the handling and stowage of containerized hazardous materials is TRUE? #23 A high cube container is designed specifically to __________. #24 The lashings on a stack of containers with interlocking fittings restrain the forces that cause __________. #25 What purpose does a bridge fitting serve when lashing containers? #26 How long is the standard container used to measure equivalent units? #27 Which statement concerning the carriage of containers is TRUE? #28 When loading a container vessel, the operation is basically that of vertical loading. The important factors to be considered when loading containers are the port of discharge, and which of the following? #29 When loading containers into the cell guides in the hold of a container ship, which statement is TRUE? #30 What is NOT an advantage of containership operations over conventional break-bulk operations?

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