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Electric Circuits

Electric Circuits
From the circuit diagram shown in question 1 find the Norton current.

 4 A.
 1 A.
 2 A.
 2.5 A.

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Electric Circuits
What is apparent power in AC operation?

 Product of voltage and current.
 Product of rms voltage and rms current.
 Product of voltage and current at full load.
 Product of voltage and current at no load.

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Electric Circuits
The voltage across R and L in a series RL circuit are found to be 200 V and 150 V respectively the rms value of the voltage across the series combination is ______ V.

 450
 360
 200
 250

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Electric Circuits
If 1 A current flows in a circuit, the number of electrons flowing through this circuit is

 1.6 × 10 - 19
 0.625 × 10 - 19
 1.6 × 1019
 0.625 × 1019

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Electric Circuits
If the three colour bands of a resistor are grey, violet and gold, what is the value of the resistor?

 8.7 ohms.
 7.7 ohms.
 6.7 ohms.
 9.7 ohms.

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Electric Circuits
Reciprocity condition for h parameters is

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

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