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Question
A 44 mH inductor isconnected to 220 V, 50 Hz ac supply. Determine the rms value of thecurrent in the circuit.
A 44 mH inductor isconnected to 220 V, 50 Hz ac supply. Determine the rms value of thecurrent in the circuit.
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Solution
Inductance of inductor,L = 44 mH = 44 × 10−3 H
Supply voltage, V= 220 V
Frequency, ν= 50 Hz
Angular frequency, ω= 
Inductive reactance, XL= ω L
Rms value of current isgiven as:
Hence, the rms value ofcurrent in the circuit is 15.92 A.
Inductance of inductor,L = 44 mH = 44 × 10−3 H
Supply voltage, V= 220 V
Frequency, ν= 50 Hz
Angular frequency, ω=
Inductive reactance, XL= ω L
Rms value of current isgiven as:
Hence, the rms value ofcurrent in the circuit is 15.92 A.
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