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CHAPTER in TERRESTRIAL MAGNETISM
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aft line aft magnet ashore athwartship magnet RED bar magnet binnacle blue pole cause centre Chapter compass card compass course compass needle compass position compensated component corrector magnets deflecting needle deflector reading Deviation due deviation on 090°C distance dyne-cm dynes earth's magnetic field effect English Channel example F.A. magnet RED Flinder's Bar forward fore and aft heeling error horizontal field strength horizontal soft iron induced magnetism Isoclinic lines Kelvin Deflector latitude lubber line magnet placed magnetic bearing Magnetic course magnetic equator magnetic force magnetic needle magnets to correct maximum deviation neutral course observed oersted oscillations perm place where H pole strength rider S.I. spheres ship upright ship's head ship's multiplier ship's permanent magnetism slewed soft iron spheres starboard Steady the ship steering SW W NW transverse soft iron V.F. Instrument value of coefficient vertical force vertical magnets vertical soft iron vibrations