A、deviation minus variation
B、variation plus compass course
C、combined variation and deviation
D、difference between true and magnetic heading
更多“Compass error is equal to the（）.”相关的问题
A、Compass error and variation are equal B、Compass north will be true north C、Variation will equal deviation D、There will be no compass error
A、Compass error and variation are equal B、Compass north will be true north C、Variation will equal deviation D、There will be no compass error
A、zero B、equal to variation C、eliminated by adjusting the compass D、constant at any geographical location
A、A.The readings are too low (small numerically) and the amount of the error must be added to the compass to obtain true B、B.The readings are too low and the amount of the error must be subtracted from the compass to obtain true C、C.The readings are too high (large numerically) and the amount of the error must be added to the compass to obtain true D、D.The readings are too high and the amount of the error must be subtracted from the compass to obtain true
A、A.The readings are too low (small numerically) and the amount of the error must be added to the compass to obtain true B、B.The readings are too low and the amount of the error must be subtracted from the compass to obtain true C、C.The readings are too high (large numerically) and the amount of the error must be added to the compass to obtain true D、D.The readings are too high and the amount of the error must be subtracted from the compass to obtain true
A、A.Compass error is negligible at or near the earth's magnetic poles B、B.It does not have to be checked as often C、C.It is reliable due to it's essential simplicity D、D.All points on the compass rose are readily visible
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