1
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
A series LCR circuit is connected to an ac voltage source. When L is removed from the circuit, the phase difference between current and voltage is $${\pi \over 3}$$. If instead C is removed from the circuit, the phase difference is again $${\pi \over 3}$$ between current and voltage. The power factor of the circuit is :
A
0.5
B
1.0
C
$$ - $$ 1.0
D
zero
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