The value of power factor in an $A C$ circuit will be less if the value of $R$ is

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less

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medium

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Infinity

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Solution

The correct option is B less
Power factor = $c o s (t a n^{- 1} {\frac{X_{L} - X_{C}}{R}})$
$= \frac{R}{\sqrt{R^{2} + (X_{L} - X_{C})^{2}}}$

Therefore, if R is less, power factor is less.

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Similar questions

X_{L} = X_{C}

A C

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

L - R

\frac{1}{2}

R = 100 Ω

L

A C

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