更多"If an attempt is made to hoist a lo"的相关试题:
[单项选择]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（）.
A. when the line pull reaches the rated winch capacity
B. after the line pull exceeds the rated winch capacity
C. after a short build-up of torque
D. immediately
[单项选择]The hoist line primarily used for lifting personnel on ship cranes is called the（）.
A. personnel line
B. whip line
C. main hoist line
D. pendant
[单项选择]An icebreaker displaying a flag hoist which consists of the code letters “WO” (Whiskey Oscar) is indicating that（）.
A. icebreaker support is finished
B. icebreaker support is commencing
C. the icebreaker is icebound
D. the icebreaker is beset
[单项选择]Before starting to hoist provisions，which should be checked?（）
A. Hoist rope is not kinked
B. Multiple part lines are not twisted around each other
C. The hook is centrally located over the load
D. All of the above
[单项选择]Every ship should hoist（）when approaching and entering ports.
A. its flashing light
B. the ship's name
C. its identification
D. its signal letters
[单项选择]How should you signal the crane operator to hoist（）.
A. With forearm vertical and forefinger pointing up，move hand in small horizontal circles
B. With arm extended downwards and forefinger pointing down，move hand in small horizontal circles
C. Extend arm with fingers closed and thumb pointing upward
D. Place both fists in front of body with the thumbs pointing upward
[单项选择]Which is the winter load waterline on the load waterline mark?（）.
A. The line over the summer load waterline
B. The line above the tropical load waterline
C. The line below the tropical load waterline
D. The line between the summer and the winter north Atlantic load waterline
[单项选择]To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
A. Speed limiting governor
B. Over-speed governor
C. Over-speed trip
D. Over-speed relay
[单项选择]在LOAD SHEET中“LOAD IN COMPARTMENTS 100671/25642/4807 3/608 4/1953 5/135 PASSENGER/CABIN BAG 11454 152/1/2 TTL 155 CAB0 FCY5/0/148 SOC 0/0/0”表示该航班旅客总人数为（）
A. 155人
B. 153人
C. 152人
D. 148人
[单项选择]Which is the summer load waterline on the load waterline mark?（）.
A. The first line at the bottom
B. The second line from the bottom
C. The third line from the bottom
D. The fourth line from the bottom
[单项选择]The student's first attempt at writing a play was a far（）from the work of Shakespeare.
A. away
B. way
C. cry
D. distance
[单项选择]Load事件在（）触发。
A. 当一个表单变成活动表单时
B. 表单从活动变成不活动时
C. 创建表单前
D. 释放表单时
[单项选择]The International Load Line Certificate is a document indicating the（）of the various load lines of the vessel.
A. decks
B. cabins
C. holds
D. positions
[单项选择]The load sharing characteristics of two diesel generator operating in parallel are mostly dependent on their governor （）.
A. load limit settings
B. idle speed settings
C. speed limit settings
D. speed droop settings
[单项选择]What monitoring device best indicates the load being carried by a diesel engine?（）
A. Lube oil pressure gauge
B. Jacket water temperature gauge
C. Tachometer
D. Exhaust pyrometer
[单项选择]The load limitation of governor should be reduced when ship navigating at sea, the main reason is to（）
A. prevent the diesel engine surging
B. prevent governor from being damaged because of swing
C. reduce the probability of the crank shaft being torsional vibrated and resonated
D. prevent the main engine being overload or overspeed
[单项选择]Load line regulations are designed to insure that a vessel has adequate structural strength and sufficient（）.
A. lifesaving equipment
B. stability
C. mooring tension
D. riser tension
