A 12 ohm resistor and a 0 21 henry inductor are connected in series to an AC source operating at 20 volts 50 cycle second The

Question

A 12 ohm resistor and a 0 21 henry inductor are connected in series to an AC source operating at 20 volts 50 cycle second The phase angle between the current and the source voltage is 3 80 V 4 90

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