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In the LCR series circuit, what are the (a) impedance and (b) reactance at current resonance?

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Question

In the LCR series circuit, what are the (a) impedance and (b) reactance at current resonance? 

Short/Brief Note
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Solution

At resonance,

  1. the impedance is minimum, i.e, Z = R
  2. net reactance is zero as |XL - XC| = 0.  
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Chapter 13: AC Circuits - Short Answer I

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