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Question #624
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The vertical component of the Earth's magnetic field causes induced magnetism in vertical soft iron. This changes with latitude. What corrects for this coefficient of the deviation?
A) Bar magnets in the binnacle
B) The Flinders bar
C) Quadrantal soft iron spheres
D) The heeling magnet
Posted: 22 Feb 2021 20:49 UTC  Post #1
cabrera
Deck & Engine
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