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PHYSICS

JAMB 2000 - Question 36

Physics 2000 JAMB Past Questions - Question 36: A 2 H inductor has negligible resistance and is connected to a 50/* Hz a.c supply. The reactance of the inductor is

A 2 H inductor has negligible resistance and is connected to a 50/* Hz a.c supply. The reactance of the inductor is

A: 200 Q

B: 50 Q

C: 100/.>

D: 25/>

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Correct Answer

Explanation

Inductive reactance is given by
XL = WL = 2πfL
XL = 2 x π x (50/π) x 2
XL = 200?