Why will a compass change direction when moved along a metal object like a filing cabinet, from top to bottom? - cabinet top decoration ideas
He asked me for a demonstration in a compass, took the place at the top of a cupboard and when the compass needle moved from the Cabinet completely changed direction. I know it has something to do with magnetic fields, but why so small a distance as a big difference? Thank you,
Cabinet Top Decoration Ideas Why Will A Compass Change Direction When Moved Along A Metal Object Like A Filing Cabinet, From Top To Bottom?
1 comments:
The needle of the compass and follow the company and not the much smaller influence of Earth's magnetic field introduced.
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