Предмет: Физика, автор: koc258

Який модуль вектора індукції магнітного поля, якщо на прямий провідник завдовжки 20 см , у якому сила струму 1А, діє сила 1мН? Провідник розміщено перпендикулрно до лінії індукції поля.
Какой Модуль вектора индукции магнитного поля, если на прямой проводник длиной 20 см, в якомусила тока 1А, действует сила 1мН? Проводник размещено перпендикулрно к линии индукции поля.

Ответы

Автор ответа: mayli
0
l=20 см = 0,2 м
I = 1 A
F = 1 мН = 10 ^{-3} Н
 alpha =90 ^{o}
B - ?

F = IBlsin alpha sin90 ^{o} =1

B= frac{F}{Il}

B= frac{10 ^{-3} }{0,2} =0,005 Тл.
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