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Physics
Power factor is maximum in LCR circuit when
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Q. Power factor is maximum in LCR circuit when
A
$X _{ L }= X _{ C }$
89%
B
$R =0$
0%
C
$X _{ C }=0$
0%
D
$X _{ L }=0$
11%
Solution:
Power factor is maximum when capacitive and inductive reactance's are equal and $Z = R$