Предмет: Физика, автор: drachevakira

на проводнике длиной 0,9 м находящийся в магнитном поле модулем вектора магнитной индукции 0,18 Тл действует сила 0,89 Н.Найдите силу тока в проводнике, если направление тока составляет 20 градусов с направлением вектора магнитной индукции.(sin20=0.3420)

Ответы

Автор ответа: sokolovvovikn

F=I*B*L*sina
I=F/B*L*sina=0,89/0,18*0,9*0,342=16 A

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