問題詳情
13.tAccording to Lenz's law, when changing the magnetic flux throu^i a coil, the direction of the
induced current in a coil is such lhatit...
(A)topposes the change in magnetic flux.t
(B) supports the change in m^netic flux.
(C) depends on the resistance of the coil.
(D) is unrelated to the magnetic flux.
也)aligns with the magnetic flux.
參考答案
答案：A
統計：A:1,B:0,C:0,D:0,E:0
難度：計算中