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Electric Circuits

Electric Circuits
Discrete values represent which type of signal

 Discretal
 Analog
 Digital
 Decimal

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Electric Circuits
When power factor angle is varying, the shape of the current locus is

 Circle
 Semicircle
 Triangle
 Straight line

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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

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

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

 Capacitance
 Poteintial difference
 Inductance
 Resistance

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Electric Circuits
Among the options which metal has the highest electrical conductivity?

 Aluminium.
 Copper.
 Stranded aluminium.
 Steel.

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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
 200
 360
 250

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MORE MCQ ON Electric Circuits

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