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Electric Circuits

Electric Circuits
The number of electrons in the outer most orbits of carbon atom is

 3.
 7.
 6.
 4.

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Electric Circuits
The Laplace Transform of a shifted unit step f (t) = U (t-a) is

 (e-as)/s.
 e-as.
 se-as.
 s(1-e-as).

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Electric Circuits
The internal resistance of a practical voltage source is considered to be connected in

 either parallel or series.
None of these
 parallel.
 series.

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Electric Circuits
What will be the resistance if 10 resistors of 10 ohm each are connected in series?

 10 Ω.
 0.1 Ω.
 1 Ω.
 100 Ω.

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Electric Circuits
In above question, if circuit efficiency is 90 %. What will be output power ?

  35.6 kW.
  37.3 kW.
  40 kW.
  30 kW.

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Electric Circuits
Common impurity in battery electrolyte is

 sodium chloride.
 dust.
 iron.
 lead sulfate.

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MORE MCQ ON Electric Circuits

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