An inductor is connected to a 24V, 50Hz mains supply. If the current through the...

WAEC 2012

An inductor is connected to a 24V, 50Hz mains supply. If the current through the inductor is 1.5A, calculate the inductance of the inductor (\(\pi = \frac{22}{7}\))

A. 8.0 x 10²H
B. 7.5 x 10^oH
C. 1.6 x 10^oH
D. 5.1 x 10^-2H

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Correct Answer: Option D

Explanation

\(X_L = \frac{V}{I} = \frac{24}{1.5} = 16\Omega\)

L = \(\frac{XL}{2 \pi f} = \frac{16}{2 \pi 50}\)

= 0.05H

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An inductor is connected to a 24V, 50Hz mains supply. If the current through the...

Correct Answer: Option D

Explanation

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