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Electric Circuits

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

 Y12.
 none of these.
 Y22.
 Y11.

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Electric Circuits
The value of supply voltage for 400 W, 4 Ω load is

 400 V.
 40 V.
 200 V.
 20 V.

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Electric Circuits
The terminals across the source are ___________ if a voltage source is to be neglected.

 short circuited.
 open circuited.
 replaced by a shunt resistance.
 replaced by a series resistance.

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Electric Circuits
The delta equation of given star connected impedance ZQR is equal to

  (10 + j30) Ω.
 40 Ω.
 (20 + j10) Ω.
 (5 + j10 / 3) Ω.

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Electric Circuits
A balanced three Phase Y-connected load has one phase voltage VB = 277∠45o V. The phase sequence is RYB. The line to line voltage VRY is

 339∠45o V.
 480∠ - 45o V.
 339∠- 45o V.
 480∠45o V.

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Electric Circuits
In foster 1 form 1st element is

 inductor.
 none.
 both.
 capacitor.

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MORE MCQ ON Electric Circuits

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