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Electric Circuits

Electric Circuits
Reciprocity condition for h parameters is

 h11h22 - h21h12 = 0.
 h12 = h21.
 h12 = - h21.
 h12 = h21.

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Electric Circuits
In RLC series circuit, at resonance condition the value of current is

None of these
 Maximum
 Minimum
 Zero

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Electric Circuits
Total power consumed in the circuit below is 10 W. Find X.

 3 A.
  2 A.
 None of these.
 1 A.

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Electric Circuits
Current efficiency in electroplating is usually

  99 %.
  70 to 80 %.
  90 to 98 %.
  50 to 60 %.

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Electric Circuits
Our household apparatus are connected in

 parallel.
 cascade.
 series and parallel combination.
 series.

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Electric Circuits
What is the relation between time period T and frequency?

 T = 0.5 / frequency.
 T = 1 / frequency.
 T = 0.85 / frequency.
 T = frequency.

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