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Electric Circuits

Electric Circuits
For steady state current inductor acts as

 Voltage source
 Current source
 Short circuit
 Open circuit

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Electric Circuits
Three resistors each R Ohm is connected to form a triangle. The equivalent resistance across any terminals is

 2R/3.
 R.
 R/2.
 3R/2.

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Electric Circuits
Two 1 kΩ, 1 W resistors are connected in series. Their combine resistance and wattage will be

 2 kΩ, 1 W.
 2 kΩ, 0.5 W.
 1 kΩ, 1 W.
 0.5 kΩ, 2 W.

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

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Electric Circuits
What will be the rms value of rectangular wave with amplitude 10 V?

 10 V.
 5√2 V.
 11.2 V.
 7.7 V.

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Electric Circuits
Kirchhoff's second law is based on law of conservation of

 mass.
 momentum.
 charge.
 energy.

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MORE MCQ ON Electric Circuits

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