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In a R-C circuit

Physics
WAEC 2012

In a R-C circuit

  • A. Irms leads Vrms by 60o
  • B. Irms slags Vrms by 60o
  • C. Vrms lags Irms by 90o
  • D. Vrms leads Irms by 90o
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Correct Answer: Option C
Explanation

In an A.C circuit, the voltage(V\(_{rms}\) is completely in phase with the current for a resistor and lags the current by 90º for a capacitor(R - C)

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