Question

how is a mariner's compass used?

Answer 1

Hello mate




A "deep-well" design is used to allow the compass to be used globally with a card tilt of up to 8 degrees without impairing accuracy. ... Mariners'compasses can have two or more magnets permanently attached to acompass card, which moves freely on a pivot.

Answer 2

mariners compasses can have two or more magnet permanently attached to a compass which moves fairly on a pivot