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Electric Circuits

Electric Circuits
Which of the following Y-parameters is dimensionless?

 Y11.
 none of these.
 Y22.
 Y12.

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Electric Circuits
What is the value of charge of an electron?

 1.6022 × 10-7 Coulomb
 1.6022 × 10-27 Coulomb
 1.6022 × 10-8 Coulomb
 1.6022 × 10-19 Coulomb

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Electric Circuits
Kirchhoff’s voltage law is used for

 finding equivalent resistance.
 representing a current source.
 nodal analysis.
 loop analysis.

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Electric Circuits
Find the total power absorbed by the resistor in the given circuit.

 12 W.
  6 W.
 24 W.
 30 W.

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Electric Circuits
A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the value of C?

 10.54 µF.
 1.8 µF.
 8.51 µF.
 4.78 µF.

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Electric Circuits
Which of following is invariably seen in an electroplating plant?

  Carbon brushes.
  Rectifier.
  Barrel.
  Distilled water.

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