An
series circuit with a resistance of
is connected to an
source of
and angular frequency of
. When only capacitor is removed, the current lags behind the voltage by
. When only inductor is removed, the current leads the voltage by
. Then, the power (in watt) dissipated in an
circuit will be
Text Solution
Verified by Experts400
(400) 
Case I When capacitor is removed, then

Case II When inductor is removed, then

So, 
So,
would acts as pure resistor and thus power factor 
Power dissipated, 
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