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Electric Circuits

Electric Circuits
Condition of symmetry in ABCD parameter representation is

 AD - BC = 1.
 C = D.
 B = D.
 A = D.

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Electric Circuits
Kirchhoffs laws are valid for

  both linear and non-linear circuits.
  linear circuit only.
  non-linear circuits only.
  passive time invariant circuits.

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Electric Circuits
A 3Ω resistor having 2A current will dissipate the power of

 4 W.
 2 W.
 8 W.
 12 W.

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Electric Circuits
What is the SI unit of electric current ?

 Ampere.
 Ohm.
 Faraday.
None of these

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Electric Circuits
Internal heating of a capacitor is usually attributed to

 leakage resistance.
 dielectric charge.
 electron movement.
 plate vibration.

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Electric Circuits
Three identical inductors are connected in delta with a 220 V, 50 Hz, 3 - φ, supply. If the phase current is 24 A, then what is the value of each of the inductance?

 0.029.
 None of these.
 0.049 H.
 0.058 H.

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