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单选题
The best method of determining if a vessel is dragging anchor is to note（）.
A
the amount of line paid out
B
how much the vessel sheers while at anchor
C
any change in the tautness of the anchor chain
D
changes in bearings of fixed objects onshore
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考题
The best statement of the main idea of this passage is that ______.A. human brains differ considerablyB. the brain a person is born with is important in determining his intelligenceC. environment is crucial in determining a person's intelligenceD. a person who is handicapped environmentally will never attain the level of intelligence of which he is capable
考题
MOVING OF AN ANCHOR OVER THE SEA BOTTOM TO CONTROL THE MOVEMENT OF THE VESSEL defines ______.A.Dredging ( of anchor )B.Dragging ( of anchor )C.Weighing anchorD.Walking out anchor
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MOVING OF AN ANCHOR OVER THE SEA BOTTOM INVOLUNTARILY BECAUSE IT IS NO LONGER PREVENTING THE MOVEMENT OF THE VESSEL defines ______.A.Dredging ( of anchor )B.Dragging ( of anchor )C.Weighing anchorD.Walking out anchor
考题
The best method of determining if a vessel is dragging anchor is to note ______.A.the amount of line paid outB.how much the vessel sheers while at anchorC.any change in the tautness of the anchor chainD.changes in bearings of fixed objects onshore
考题
The best method to stop a vessel from dragging anchor in a sand bottom is to ______.A.reduce the length of the cableB.pay out more anchor cableC.back the enginesD.swing the rudder several times to work the anchor into the bottom
考题
In determining a safe speed ________ shall not be among those taken into account．A.the state of visibilityB.the power of the vesselC.the traffic densityD.the maneuverability of the vessel
考题
You are approaching another vessel and see that she has the signal flag "J" hoisted. What should you do?A.Keep well clear of the vessel because she is on fire and has dangerous cargo on board or she is leaking dangerous cargoB.Attempt to call the vessel on VHF radiotelephone because she is requesting to communicateC.Approach the vessel with caution because she is dragging her anchorD.Proceed on present course and speed since the vessel is requesting a tug
考题
What provides little or no indication that a vessel is dragging anchor ________．A.Increasing radar range to a fixed object aheadB.Drift lead with the line leading perpendicular to the centerlineC.Vibrations felt by placing a hand on the cableD.Changing bearings to distant fixed objects abeam
考题
The most accurate method of determining gyrocompass error while underway is by ______．A.Comparing the gyro azimuth of a celestial body with the computed azimuth of the bodyB.Comparing the gyro heading with the magnetic compass headingC.Determining from the chart the course made good between celestial fixesD.It cannot be determined accurately at sea due to drift of unknown currents
考题
Good anchorage may be obtained anywhere，generally mud and sand，in this water area Vessel may have______．A.good dragging groundB.good towing groundC.good holding groundD.good grabbing ground
考题
单选题Generally，you can best keep a vessel under steering control when the vessel has（）.A
HeadwayB
SternwayC
No way on，with engines stoppedD
No way on，with engines full ahead
考题
单选题Which of the following is more important in determining the amount of free surface that will be produced?（）.A
The breath of the tankB
The length of the tankC
The amount of liquid in the tankD
The position of the tank in relation to the center line of the vessel
考题
单选题You are in charge of a stand-on vessel in a crossing situation.The other vessel is 1.5 miles to port.You believe that risk of collision exists.You should（）.A
take avoiding action immediately upon determining that risk of collision existsB
immediately sound the danger signalC
take avoiding action only after providing the give-way vessel time to take action ,and determining that her action is not appropriateD
hold course and speed until the point of extremis, and then sound the danger signal, taking whatever action will best avert collision
考题
单选题The best statement of the main idea of this passage is that _____.A
human brains differ considerablyB
the brain a person is born with is important in determining his intelligenceC
environment is crucial in determining a person’s intelligenceD
persons having identical brains will have roughly the same intelligence
考题
单选题In determining safe speed，the Rules list all of the following as factors which must be taken into account EXCEPT the（）.A
limitations of radar equipmentB
presence of background lights at nightC
maximum horsepower of your vesselD
maneuverability of your vessel
考题
单选题In determining safe speed，all of the following must be taken into account EXCEPT the（）.A
maximum horsepower of your vesselB
presence of background lights at nightC
draft of your vesselD
maneuverability of your vessel
考题
单选题Which is the best title of the passage?A
The best way to save timeB
The importance of planning timeC
The reason for time flying and dragging
考题
单选题What provides little or no indication that a vessel is dragging anchor? （）A
Increasing radar range to a fixed object aheadB
Drift lead with the line leading perpendicular to the centerlineC
Vibrations felt by placing a hand on the cableD
Changing bearings to distant fixed objects abeam
考题
单选题The rules require which factor to be taken into account when determining safe speed（）.A
The construction of the vesselB
The experience of the vessel's crewC
The location of vessels detected by radarD
All of the above
考题
单选题You are approaching another vessel and see that she has the signal flag “J” hoisted. What should you do?（）A
Keep well clear of the vessel because she is on fire and has dangerous cargo on board or she is leaking dangerous cargoB
Attempt to call the vessel on VHF radiotelephone because she is requesting to communicateC
Approach the vessel with caution because she is dragging her anchorD
Proceed on present course and speed since the vessel is requesting a tug
考题
单选题A capsized small sail vessel is best righted when what part of the vessel is downwind?（）A
SternB
BowC
CenterboardD
Mast
考题
单选题The best method to stop a vessel from dragging anchor in a sand bottom is to（）.A
reduce the length of the cableB
pay out more anchor cableC
back the enginesD
swing the rudder several times to work the anchor into the bottom
考题
单选题In determining a safe speed（）shall not be among those taken into account.A
the state of visibilityB
the power of the vesselC
the traffic densityD
the maneuverability of the vessel
考题
单选题Vessel in distress（）indicate their position by any method.A
cannotB
are no allowedC
have the rightD
should get permission to
考题
单选题If your vessel is dragging her anchor in a strong wind，you should（）.A
shorten the scope of anchor cableB
increase the scope of anchor cableC
put over the sea anchorD
put over a stern anchor
考题
单选题A drift lead indicates that the vessel is dragging anchor when the line is（）.A
taut and leading forwardB
slackC
leading out perpendicular to the centerlineD
leading under the hull
考题
单选题Good anchorage may be obtained anywany, generally mud and sand, in this water area. Vessel may have（）.A
good towing groundB
good holding groundC
good grabbing groundD
good dragging ground
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