A.The readings are too low (small numerically) and the amount of the error must be added to the compass to obtain true
B.The readings are too low and the amount of the error must be subtracted from the compass to obtain true
C.The readings are too high (large numerically) and the amount of the error must be added to the compass to obtain true
D.The readings are too high and the amount of the error must be subtracted from the compass to obtain true
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A.compass error
B.true heading
C.variation
D.deviation
A.trouble
B.error
C.wrong
D.mistake
A.Notify the engine room of the steering malfunction
B.Change to hand steering
C.Call the Master
D.Send the Quartermaster to the emergency steering station
A.variation
B.compass error
C.deviation
D.earth's magnetic force
A.Similize
B.Clock
C.Synchronize
D.Position
最新試題
Gyrocompass repeaters reproduce the indications of the master gyrocompass. They are（）.
Compass deviation is caused by（）.
A tall object with a light on or near the shore，to act as a guide or warning to mariners is called（）.
The radar component that produces the synchronizing signal and triggers the indicator sweep is which of the following?（）.
Error may be introduced into a magnetic compass by（）.
AREAS WHICH CANNOT BE SCANNED BY THE RADAR OF THE VESSEL BECAUSE THEY ARE SHIELDED BY PARTS OF ITS SUPERSTRUCTURE，MASTS，ETC means（）.
A barometer showing falling pressure indicates the approach of a（）.
Deviation in a compass is caused by the（）.
You are using a radar in which your own ship is shown at the center，and the heading flash always points to 0°. If bearings are measured in relation to the flash，what type of bearings are produced?（）.
A FICTIVE LINE DISPLAYED ON THE RADAR SCREEN SEPARATING THE FAIRWAY FOR INBOUND AND OUTBOUND VESSELS SO THAT THEY CAN SAFELY PASS EACH OTHER defines（）.