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Electric Circuits

Electric Circuits
The maximum power that can be transferred to the load resistor R from the voltage source in the figure is

 6/8W.
 9/8 W.
 1 W.
 7.5 W.

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Electric Circuits
Which of the following is not a bilateral element?

 Capacitor.
 Diode.
 Resistor.
 Inductor.

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Electric Circuits
Which of the following theorems can be applied to any network- linear or nonlinear, active or passive, time variant or time invariant?

 Norton Theorem.
 Thevnin theorem.
 Millman theorem.
 Tellegen theorem.

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Electric Circuits
A 100 ohm resistor is directly connected across a 80 V battery. What is the power dissipation?

 5 W.
  64 W.
 1 W.
 10 W.

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Electric Circuits
The inductive reactance of an electric circuit is 200 Ohms. The frequency of supply becomes doubled. What is the new capacitive reactance?

 50 Ohms.
 100 Ohms.
 400 Ohms.
 200 Ohms.

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Electric Circuits
VRN, VYN and VBN are three phase voltage of a balanced three phase system. If VRN = 200∠30o V and VBN = 200∠- 90o V, then phase sequence of the system is

 YRB.
 BRY.
 RYB.
 RBY.

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MORE MCQ ON Electric Circuits

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