A 2H inductor has negligible resistance and is ... - JAMB Physics 2000 Question
A 2H inductor has negligible resistance and is connected to a 50/π Hz A.C. Supply. The reactance of the inductor is
A
200 Ω
B
50 Ω
C
100/π Ω
D
25/π Ω
correct option: a
Inductive reactance is given by
XL = WL = 2πfL
XL = 2 x π x (50/π) x 2
XL = 200Ω
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