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AP EAMCET202317 May 2023Morning ShiftPhysicsAlternating CurrentActual

A resistor of 100 , an inductor of 25 ^2 mH and a capacitor of 0.1 F are connected in series to an ac source. The impedance of the circuit is minimum for a frequency of

Options

  1. A5 kHz
  2. B10 kHz
  3. C15 kHz
  4. D20 kHz

Correct answer

B. 10 kHz

Step-by-step solution

The impedance of the circuit is minimum for a frequency aligned & = 1 LC = 1 25 ^2 10⁻³ 0.1 10⁻⁶ & 2 f = 5 10^5 f =10 KHz aligned

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