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Electric Circuits

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

 5 V.
 2 V.
 1 V.
 3 V.

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Electric Circuits
The rms value of the resultant current in a wire which carries a DC current of 10A and a sinusoidal current of peak value 20A is

 14.14A.
 17.3A .
 30A.
 22.4A.

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Electric Circuits
Find the total power absorbed by the resistor in the given circuit.

 30 W.
 12 W.
  6 W.
 24 W.

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Electric Circuits
Which quantity consists of a unit 1KWh ?

 Energy
 Time
 Charge
 Power

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Electric Circuits
A voltage source having an open circuit voltage of 100 V and internal resistance of 50 Ω is equivalent to a current source

 none of these.
 2 A with 50 Ω in series.
 0.5 A in parallel with 50 Ω.
 2 A with 50 Ω in parallel.

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Electric Circuits
Which property is used to oppose the flow of current ?

 Resistance
 Poteintial difference
 Inductance
 Capacitance

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