Short Answer
A series ac circuit consists of a voltage source of frequency 60 Hz and source voltage amplitude 345 volts, a resistor, a
capacitor, and an inductor of inductance L.
(a) What must be the value of L for the phase angle to be zero?
(b) When L has the value calculated in part (a), what is the current amplitude in the circuit?
Correct Answer:

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(a) 4.4 H ...View Answer
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