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Question
In series LCR circuit for XL > XC, tan Φ will be ______.
Options
negative
zero
positive
infinity
MCQ
Fill in the Blanks
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Solution
In series LCR circuit for XL > XC, tan Φ will be positive.
Explanation:
In a series LCR circuit,
tan Φ = `(X_L - X_C)/R`
If XL > XC, then (XL− XC) is positive, so tan Φ is positive. The circuit behaves as an inductive circuit, and current lags behind voltage.
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