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An inductor of 0.1 H is connected to a 50 Hz ac source. Take pi = 3.14. XL is about:
A31.4 ohm
B3.14 ohm
C314 ohm
D15.7 ohm
Answer & Solution
Correct answer: A. 31.4 ohm
XL = 2 x 3.14 x 50 x 0.1 = 31.4 ohm.
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