NCERT Class XII Chapter
Alternating Current
Questions With Solutions

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Question : 3
Total: 26
A 44 mH inductor is connected to 220 V, 50 Hz ac supply. Determine the rms value of current in the circuit.
Solution:  

The rms current is
Iv =
Ev
XL
=
220
2π×50×44×103
= 15.9 A
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