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In a series R-L-C circuit at resonance, impedance is----

Physics
WAEC 2022

In a series R-L-C circuit at resonance, impedance is----

  • A. maximum
  • B. minimum
  • C. capacitive
  • D. inductive
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Correct Answer: Option B
Explanation

This is because, at resonance, the reactive components (inductive and capacitive reactance) cancel each other out, resulting in only the resistive component contributing to the impedance.

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