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Electric Circuits

Electric Circuits
For Norton’s equivalent circuit

 Isc = Voc / Req.
 Voc = Isc / Req.
 Voc = Req /Isc.
 Isc = Voc Req.

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Electric Circuits
In series R, L circuit power factor can be defined as

 Vr/V
All of these
 P/S
 R/Z

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Electric Circuits
For occurrence of resonance which of the following elements are required?

 C
 L
 Both 2 and 3
 R

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Electric Circuits
Which of the following substance when added to electrolyte promotes smooth deposition?

 Glucose.
 Albumen.
 Any of above.
 Gelatine.

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

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Electric Circuits
What is apparent power in AC operation?

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

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