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Electric Circuits

Electric Circuits
When power factor angle is varying, the shape of the current locus is

 Circle
 Semicircle
 Straight line
 Triangle

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Electric Circuits
The Norton equivalent of a network is given as IN = 4A and RN = 2 Ohm. When this circuit is connected across a 2 Ohm load, the current through the load is

 0 A.
 2 A.
 1 A.
 4 A.

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

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Electric Circuits
From the circuit diagram shown in question 1 find the maximum power transferred to the load.

 9 W.
 1.875 W.
 15.247 W.
 4.547 W.

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Electric Circuits
Nodal analysis can be applied for

 both planar and non planar networks.
 neither planar and non planar networks.
 planar networks.
 non planar networks.

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Electric Circuits
Which of the following is not equivalent to watts?

 Ampere2 – Ohm.
 Ampere-volts.
 Amperes/volt.
 Joules per second.

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