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When backing down with sternway,the pivot point of a vessel is ______.
A.about one-quarter of the vessel's length from the stern
B.at the bow
C.about one-third of the vessel's length from the bow
D.aft of the propellers
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更多 “ When backing down with sternway,the pivot point of a vessel is ______.A.about one-quarter of the vessel's length from the sternB.at the bowC.about one-third of the vessel's length from the bowD.aft of the propellers ” 相关考题
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A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?A.When dead in the water,it is often difficult to find the neutral position and slight headway or sternway may resultB.When going directly from full ahead to full astern,there is complete steering controlC.When the vessel has headway and the propeller is in neutral,there is no effect on rudder controlD.When maneuvering in port,full ahead or astern power can usually be obtained without changing shaft RPM
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When the dew point of the outside air is lower than or equal to the dew point of the air in the cargo hold,you should ______.A.secure all ventilationB.shut down the exhaust blowersC.shut down the intake blowersD.ventilate the cargo holds
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Off hire is when a vessel breaks down,strands,or has any damage that prevents the working of cargo or delays the sailing of the vessel.Under which of the following charter parties is off hire most likely to be mentioned? ______.A.BareboatB.VoyageC.TimeD.Lease
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The sea painter of a rescue boat should be led ______.A.forward and outboard of all obstructionsB.forward and inboard of all obstructionsC.up and down from the main deckD.to the foremost point on the vessel
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A vessel is "listed" when it is ______.A.down by the headB.down by the sternC.inclined due to off-center weightD.inclined due to wind
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When one upbound vessel is overtaking another vessel and both are pushing a tow ahead,what reaction may you expect ________.A.Both towheads will tend to drift apart,and the overtaking vessel will be slowed downB.Both towheads will tend to drift together,and the overtaking vessel will be slowed downC.Both towheads will tend to drift apart,and the overtaken vessel will be slowed downD.Both towheads will tend to drift together,and the overtaken vessel will be slowed down
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Which statement about the deck line is TRUE ________.A.The top of the deck line is marked at the highest point of the freeboard deck,including camber,at the midships pointB.A vessel with wooden planks on a steel deck will have the deck line marked at the intersection of the upper line of the wood sheathing with the side shellC.The deck edge is marked at the intersection of the freeboard deck with the side shell,at the lowest point of sheer,with the vessel at even trimD.On a vessel with a rounded stringer-sheer plate,the deck line is marked where the stringer plate turns down from the plane of the deck line
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A vessel is wind rode when it is ______.A.at anchor and heading into the windB.backing into the windC.carrying lee rudderD.necessary to apply a leeway correction to the course
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A vessel under sail, displaying a black conical shape, point down, is regarded as ______.A.Power drivenB.SailingC.Not under commandD.Fishing
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For a floating vessel, the center of flotation is the point in the waterplane ______.A.about which the vessel lists and trimsB.which coincides with the center of buoyancyC.which, in the absence of external forces, is always vertically aligned with the center of gravityD.which is shown in the hydrostatic tables as VCB
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In a run sparse-dense-mode multicast network, when rendezvous point down , will the recipient receive the packets send by the source?why?
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单选题All of the following constitute special circumstances EXCEPT().A
Three vessels meeting so as to cross each other's courseB
A vessel meeting a vessel that is backing out of a slipC
An overtaking situation that has reached in extremisD
A vessel fishing with nets meeting a sailing vessel
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单选题Off hire is when a vessel breaks down,strands,or has any damage that prevents the working of cargo or delays the sailing of the vessel.Under which of the following charter parties is off hire mostlikely to be mentioned?().A
BareboatB
VoyageC
TimeD
Lease
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单选题A ship will always want to settle into a position where().A
the pivot point and point of influence of wind in are not in alignmentB
the pivot point and point of influence of wind in are in alignmentC
the point of influence of wind moves depending on the profile of the ship presented to the windD
the ship steams slowly in rough seas
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单选题When taking a Pilot from a pilot vessel in a seaway,which way should you head your vessel if the ladder is on the leeward side().A
Bow to the sea and no way on your vesselB
Sea on the lee quarter with ship moving ahead slowlyC
Sea on the weather bow and ship moving ahead slowlyD
Sea on the quarter with sternway on the ship
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单选题When underway and proceeding ahead,as the speed increases,the pivot point tends to().A
move aftB
move forwardC
move lowerD
remain stationary
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单选题How do you determine the weight of the vessel that is supported by the ground when a vessel has run aground?()A
This requires extensive calculation and is usually performed only by a naval architect not by a ship's officerB
Determine the point where aground and the draft at that point,then calculate it using the grounding formulaC
Use the hydrostatic tables and enter with the mean draft before grounding and the mean draft after groundingD
Use the inclining experiment formula and substitute the change of trim for the angle of list
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单选题The sea painter of a rescue boat should be led().A
forward and outboard of all obstructionsB
forward and inboard of all obstructionsC
up and down from the main deckD
to the foremost point on the vessel
考题
单选题When backing down with sternway,the pivot point of a vessel is().A
about one-quarter of the vessel's length from the sternB
at the bowC
about one-third of the vessel's length from the bowD
aft of the propellers
考题
单选题When one upbound vessel is overtaking another vessel and both are pushing a tow ahead,what reaction may you expect().A
Both towheads will tend to drift apart,and the overtaking vessel will be slowed downB
Both towheads will tend to drift together,and the overtaking vessel will be slowed downC
Both towheads will tend to drift apart,and the overtaken vessel will be slowed downD
Both towheads will tend to drift together,and the overtaken vessel will be slowed down
考题
单选题The easiest way to anchor a vessel in a current is to().A
stem the current and make very slow headway when the anchor is droppedB
stem the current and be falling aft very slowly when the anchor is droppedC
stem the current and endeavor to make neither headway nor sternway when the anchor is droppedD
stop all headway through the water and keep the current astern when the anchor is dropped
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单选题When flammable liquids are handled in a compartment on a vessel,the ventilation for that area should be().A
operated continuously while vapors may be presentB
operated intermittently to remove vaporsC
available on standby for immediate useD
shut down if an explosive mixture is present
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单选题How does an icebreaker normally free a ship which has become beset while navigating independently?()A
By backing down the track and cutting out ice on either bowB
By approaching from the stern and crossing ahead at an angle of 20°to 30°to the beset ship's courseC
By overtaking the beset ship,running ahead and then backing down the track to the beset vesselD
By approaching the vessel from astern and towing the beset vessel stern first
考题
问答题In a run sparse-dense-mode multicast network, when rendezvous point down , will the recipient receive the packets send by the source?why?
考题
单选题When the dew point of the outside air is lower than or equal to the dew point of the air in the cargo hold,you should().A
secure all ventilationB
shut down the exhaust blowersC
shut down the intake blowersD
ventilate the cargo holds
考题
单选题Off hire is when a vessel breaks down,strands,or has any damage that prevents the working of cargo or delays the sailing of the vessel.Under which of the following charter parties is off hire most likely to be mentioned?().A
BareboatB
VoyageC
TimeD
Lease
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