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Electric Circuits

Electric Circuits
Reciprocity condition for h parameters is

 h12 = h21.
 h12 = h21.
 h12 = - h21.
 h11h22 - h21h12 = 0.

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Electric Circuits
If a resistor is connected across the voltage source and the frequency of voltage and current wave form is 50Hz, then what is frequency of instantaneous power

 150 Hz.
 100 Hz.
 0 Hz.
 50 Hz.

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Electric Circuits
In a series resonant circuit impedance is

 zero.
 maximum.
 minimum.
 none of these.

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Electric Circuits
Which of the following is the different one in terms of measurements?

 2L/R
 L/R
 Q
 RC

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Electric Circuits
In the circuit shown below if I = 2 A then find V?

 1 V.
 5 V.
 2 V.
 3 V.

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Electric Circuits
The internal resistance of a practical voltage source is considered to be connected in

 parallel.
 either parallel or series.
 series.
None of these

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