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Electric Circuits

Electric Circuits
Ampere second is the unit of

 conductance.
 power.
 energy.
 charge.

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Electric Circuits
To find the initial value of a function, the highest power of S in denominator should be ---------- the highest power of S in the numerator.

 greater than
 both a and c
 less than
 equals to

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Electric Circuits
In the circuit given, I = 1 A for Is = 0. What is the value of I for Is = 2 A ?

 4 A.
 3 A.
 1 A.
  2 A.

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Electric Circuits
If the length of a wire of resistance R is uniformly stretched to n times its original value, what will be its new resistance

  n2 / R.
  n2R.
  R / n2.
  nR .

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Electric Circuits
To apply reciprocity theorem response to excitation ratio is

 Either Ohm or Mho.
 Ohm.
 No units.
 Mho.

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Electric Circuits
Phase voltages of a star connected alternator are ER = 240∠0o V, EY = 240∠-120o V and EB = 240∠ + 120o V. What is the phase sequence of the system?

 RBY.
 BYR.
 YBR.
 RYB.

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MORE MCQ ON Electric Circuits

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