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Electric Circuits

Electric Circuits
What is Va in the below circuit?

 (3R + 10) / 3.
 (4R + 10) / 3.
 (6R - 10) / 3.
 (6R + 10) / 3.

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Electric Circuits
The linear circuit element is

 capacitor.
 all of above.
 resistor.
 inductor.

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Electric Circuits
Types of rotating machines

 synchronous machine.
 both B and C.
 IM.
 transformer.

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Electric Circuits
Cascade connection of two port networks is analyzed through

 h parameters.
 ABCD parameters.
 Y parameters.
 Z parameters.

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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?

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

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Electric Circuits
Energy efficiency during electroplating is usually in the range

 85 to 90%.
 90 to 99%.
 80 to 85%.
 50 to 80%.

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MORE MCQ ON Electric Circuits

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