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Electric Circuits

Electric Circuits
A coil with negligible resistance has 50 V across it with 10 mA. The inductive reactance is

 500 ohms.
 1000 ohms.
 5000 ohms.
 50 ohms.

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Electric Circuits
A branch of a network is said to be passive when it contains

 current source.
 voltage source.
 battery.
 voltmeter.

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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

 100 Hz.
 0 Hz.
 50 Hz.
 150 Hz.

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Electric Circuits
Which of the following are typical resistance and power-dissipation values for a carbon-composition resistor?

 1000000 ohms, 1 W.
 5000 ohms, 100W.
 10000 ohms, 10 W.
 10 ohm, 50 W.

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Electric Circuits
You have to replace 1500 Ω resistor in radio. You have no 1500 Ω resistor but have several 1000 Ω ones which you would connect

 two in parallel.
 two in parallel and one in series.
 three in series.
 three in parallel.

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Electric Circuits
Laplace transform analysis gives

 time domain response only.
 real response only.
 both (a) and (b).
 frequency domain response only.

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MORE MCQ ON Electric Circuits

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