The strength of a magnetic field or the flux density can be measured using a simple balance to measure the force produced by a known opposing field. The video demonstrates this measurement using simple equipment and follows through with a calculation of the answer.
Notes on measuring magnetic flux density are here: [ Ссылка ]
Notes and many more video lessons available here [ Ссылка ]
Links for related videos which might be useful to you can be seen here:
[ Ссылка ] on magnetic flux and flux density
[ Ссылка ] on magnetic and electromagnetic field shapes and domains
[ Ссылка ] on electromagnetic induction, Faraday's Law and Lenz's Law
[ Ссылка ] Fleming's left hand rule

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