更多"The holding capabilities of an anch"的相关试题:
[单项选择]The holding capability of an anchor is primarily determined by the().
A. shape of the anchor
B. stowage of the anchor on board
C. anchor's ability to dig in
D. size of the vessel and its draft
[单项选择]The holding power of an anchor increases when the().
A. amount of chain lying along the bottom increases
B. length of the catenary is reduced
C. mooring line tension is increased
D. amount of chain lying along the bottom decreases
[单项选择]To develop maximum anchor holding power,the optimum angle between the anchor’s shank and the mooring lines is().
A. 0 degrees
B. 10 degrees
C. 20 degrees
D. 30 degrees
[单项选择]The holding power of an anchor is the().
A. maximum sustained vertical load an anchor will resist before dragging
B. maximum sustained horizontal load an anchor will resist before dragging
C. maximum sustained vertical load an anchor will resist before the mooring line breaks
D. maximum sustained horizontal load an anchor will resist before the mooring line breaks
[单项选择]The holding power of an anchor at a given scope of cable increases when the().
A. amount of chain lying along the bottom increases
B. length of the catenary is reduced
C. mooring line tension is increased
D. amount of chain lying along the bottom decreases
[单项选择]What is the holding power ratio of an anchor? ()
A. Maximum mooring line tension divided by the anchor's weight in air
B. Anchor's weight in air divided by the maximum mooring line tension
C. Preloading tension divided by the anchor's weight in air
D. Operating tension divided by the anchor's weight in air
[单项选择]When the anchor is brought to and holding,the horizontal component of anchor cable tensions should equal the().
A. displacement tonnage
B. weight forces
C. buoyancy forces
D. environmental forces
[单项选择]FLOATING,NOT CONTROLLED,WITHOUT A CLEARLY DETERMINABLE DIRECTION means().
A. Grounding
B. Sailing
C. Adrift
D. Running into danger
[单项选择]anchor表示()
A. 列表
B. 标题
C. 属性
D. 锚点
[单项选择]A sea anchor is().
A. a heavy anchor with an extra long line used to anchor in deep water
B. a cone shaped bag used to slow down the wind drift effect
C. a pad eye to which the sea painter is made fast
D. made of wood if it is of an approved type
[单项选择]The()is a series of trials done at sea to determine whether the ship has met the specifications of design, modification, or repair.
A. Sea trial
B. Bed-test
C. Engine performance
D. PSC inspection
[单项选择]An anchor winch should be equipped with mechanical brakes capable of holding().
A. half the breaking strength of the mooring line
B. the full breaking strength of the mooring line
C. the maximum expected tension of the mooring line
D. 50% over the working tension of the mooring line
[单项选择]Anchor shackles should have a breaking strength that is().
A. equal to the chains they are connecting
B. 25% more than the chains they are connecting
C. 50% more than the chains they are connecting
D. 100% more than the chains they are connecting
[单项选择]We()let go port anchor.
A. are going to
B. is going to
C. were going to
D. was going to
[单项选择]A measurement device for inspecting anchor chain is the().
A. slide rule
B. go-no-go gauge
C. derrick tape
D. amp probe
[单项选择]The safety stopper that prevents the anchor cable from running free if the cable jumps the wildcat is the().
A. riding pawl
B. devil's claw
C. buckler plate
D. spill pipe
[单项选择]The expression DROP ANCHOR means().
A. Hold anchor
B. Leave anchor
C. Let go anchor
D. Weigh anchor