Physics WAEC

If the frequency of the e.m.f. source in the a.c. circuit illustrated below is 500/π Hz. What is the reactance of the inductor?
If the frequency of the e.m.f. source in the a.c. circuit illustrated below is 500/π Hz. What is the reactance of the inductor?If the frequency of the e.m.f. source in the a.c. circuit illustrated below is 500/π Hz. What is the reactance of the inductor?

A. 450
B. 0.9
C. 900
D. 567
E. 43

Correct Answer:

Option C – 900

Explanation

x = 2πfL=2π×500/π ×0.9

= 900Ω

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