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Electric Circuits

Electric Circuits
The form factor of sinusoidal alternating current is

 1.15.
 1.
 0.
 1.11.

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

 Parallel resonance
None of these
 Both
 Series resonance

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Electric Circuits
A 100 μF capacitor supplied from 3 V source with a frequency of 50 Hz. The capacitive reactance is

 63.68 Ω.
 31.84 Ω.
 15.92 Ω.
 7.96 Ω.

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Electric Circuits
Which of the following defined the average value ?

 Current
 Voltage
 Heating effect
 Charge transfer

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Electric Circuits
The common voltage across parallel branches with different voltage sources can be determined by the relation V = (V1 / R1 + V2 / R2 + V3 / R3) / (1 / R1 + 1 / R2 +1 / R3 .....) The statement is associated with which theorem?

 Norton’s theorem.
 Thevenin’s theorem.
 Millman’s theorem.
 Superposition theorem.

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Electric Circuits
Twelve 6 Ω resistor used as edge to form a cube. The resistance between two diagonally opposite corner of the cube is

 6 / 5 Ω.
 5 / 6 Ω.
 6 Ω.
 5 Ω.

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