In a series LR circuit, XL=3R. Now, a capacitor XC=R is added in series. The ratio of new to old power factor is

Question

In a series LR circuit,

X_{L} = 3 R

. Now, a capacitor

X_{C} = R

is added in series. The ratio of new to old power factor is

\sqrt{2}

\frac{1}{\sqrt{2}}

2

1

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