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Electric Circuits

Electric Circuits
Current magnification will occur in which of the following case?

 Series resonance
None of these
 Both
 Parallel resonance

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Electric Circuits
The voltage across R and L in a series RL circuit are found to be 200 V and 150 V respectively the rms value of the voltage across the series combination is ______ V.

 250
 450
 200
 360

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Electric Circuits
In the above question find the angle between voltage and current?

 30.
 54.74.
 90.
 60.

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Electric Circuits
There are two capacitors C1 and C2 in parallel , what will be their equivalent capacitance?

 (C1 + C2) / C1C2.
 C1C2.
 (C1C2) / C1 + C2.
 C1 + C2.

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Electric Circuits
By which of the following elements transients will not occur?

 L
All of these
 C
 R

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

 40 V.
 400 V.
 200 V.
 20 V.

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MORE MCQ ON Electric Circuits

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