004
De stroom door de spoel is ongeveer:
a 2.4 A
b 0.24 mA
c
6 mA
d 60 A
XL = 2 x pi x f x L
2 * pi * 1600 * 0.2 = 2 K
Ω
I = U / R = 12/ 2000 = 6 mA
032
XL = 2 x pi x f x L
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