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Electric Circuits

Electric Circuits
The electrical conductivity of metal is typically of the order of (in ohm - m)

 105.
 107.
 10 - 4.
 10 - 6.

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Electric Circuits
Reciprocity condition for h parameters is

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

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Electric Circuits
In series RLC circuit what is the power factor just bellow the resonance frequency?

 Leading
 Lagging
 Zero
 Unity

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Electric Circuits
If L and C both are doubled than damping in above circuit will be

 remains same.
 doubled as compared to previous one.
 halved as compared to previous one.
None of these

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Electric Circuits
Which of the following materials has highest electrical conductivity ?

  Aluminium.
  Silver.
  Copper.
  Steel.

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

 Zero
 Maximum
 Minimum
None of these

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MORE MCQ ON Electric Circuits

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