Class 12 NEET Physics Electromagnetic Induction and Alternating Currents

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Question : 55 of 116
 
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In an electrical circuit, R, L, C and ac voltage source are all connected in series. When L is removed from the circuit, the phase difference between the voltage and the current in the circuit is
Ï€
3
. If instead, C is removed from the circuit, the phase difference is again
Ï€
3
. The power factor of the circuit is
(2012)
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