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Electric Circuits

Electric Circuits
Which of the following quantities remain the same in all parts of a parallel circuit

 current.
 resistance.
 power.
 voltage.

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Electric Circuits
A voltage of v = 100 sin (wt + π/3) is applied to pure resistor of 30 Ohm. What is the RMS value of current is

 2.36.
 4.71.
 1.92.
 5.77.

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Electric Circuits
In the given figure, the Thevenins equivalent voltage and impedance as seen from the terminals P - Q is given by

 4 V and 5 Ω.
 2 V and 7.5 Ω.
 4 V and 7.5 Ω.
 2 V and 5 Ω.

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Electric Circuits
Condition of symmetry in Z-parameter representation is

 Z11 = Z12.
 Z12 = Z22.
 Z11 = Z22.
 Z12 = Z21.

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Electric Circuits
The current in the resistor R shown in figure will be

 0.2 A.
 0.6 A.
 0.8 A.
 0.4 A.

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Electric Circuits
In a series R, L circuit, voltage across resistor and inductor are 3 V and 4 V respectively, then what is the applied voltage?

 4V
 7V
 3V
 5V

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MORE MCQ ON Electric Circuits

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