Variation is a compass error that you().
A、A.can correct by adjusting the compass card
B、B.can correct by adjusting the compensating magnets
C、C.can correct by changing the vessel's heading
D、D.cannot correct
A、A.can correct by adjusting the compass card
B、B.can correct by adjusting the compensating magnets
C、C.can correct by changing the vessel's heading
D、D.cannot correct
A、deviation minus variation B、variation plus compass course C、combined variation and deviation D、difference between true and magnetic heading
A、A.deviation minus variation B、B.variation plus compass course C、C.combined variation and deviation D、D.difference between true and magnetic heading
A、Magnetic compass table B、Magnetic meridians C、Isogonic lines D、Variation is not indicated on small-scale nautical charts
A、Magnetic compass table B、Magnetic meridians C、Isogonic lines D、Variation is not indicated on small-scale nautical charts
A、magnetic equator B、magnetic longitude reference line C、points where there is no variation D、points where there is no annual change in variation
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、Gray lines on the uppermost inset chart B、Red lines on the main body of the chart C、In parenthesis on the lines of equal magnetic variation D、Annual rate of change is not shown
A、Gray lines on the uppermost inset chart B、Red lines on the main body of the chart C、In parenthesis on the lines of equal magnetic variation D、Annual rate of change is not shown