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Electric Circuits

Electric Circuits
In series RLC circuit which of the following represents the Q factor ?

 XC/R
All of these
 XL/R
 VR/V

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Electric Circuits
A 3 wire, 3 - φ supply feeds a load consisting of three equal resistors. By how much is the load reduced if one of the resistors be removed when the load is in star?

 50 % of the original load.
 25 % of the original load.
 33.33 % of the original load.
 66.66 % of the original load.

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Electric Circuits
What will be the resistance if 10 resistors of 10 ohm each are connected in series?

 100 Ω.
 10 Ω.
 1 Ω.
 0.1 Ω.

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Electric Circuits
An ac voltage source v = vo sinωt is connected across a parallel plate capacitor C. If the conductor current is ic and the displacement current is id, then which is true among following relation

 ic < id.
 ic = id.
 ic > id.
 ic + id = 0.

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Electric Circuits
Reciprocity condition for h parameters is

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

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Electric Circuits
A 100 ohm resistor is directly connected across a 80 V battery. What is the power dissipation?

 5 W.
  64 W.
 10 W.
 1 W.

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MORE MCQ ON Electric Circuits

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