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Electric Circuits

Electric Circuits
Link in network theory refers to

  B - N - 1.
  B - N + 1.
  N - 1.
  N - B - 1.

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Electric Circuits
An electrical motor has rating of 10 MVA at 0.8 lag, represented as series RL circuit at a 50 MVA base. Find the impedance value?

 (2 + j4) pu
 (3 + j4) pu
 (4 + j2 ) pu
 (4 + j3) pu

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Electric Circuits
From the circuit diagram shown in question 1 find the Norton current.

 2 A.
 2.5 A.
 4 A.
 1 A.

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Electric Circuits
If c1 = 8 μF, c2 = 4 μF, c3 = 7 μF c1, c2 are in series with c3 in parallel; effective capacitance will be

 2.21 μF.
 6 μF.
 9.67 μF.
 3 μF.

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Electric Circuits
Consider the following circuit. In this circuit, when Vs = 3 V, I = 4 A, what is the value of I when Vs = 12 V?

 20 A.
 10 A.
 15 A.
 7 A.

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Electric Circuits
Four capacitors each of 40 µF are connected in parallel, the equivalent capacitance of the system will be

 5 µF
 160 µF
 10 µF
 40 µF

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MORE MCQ ON Electric Circuits

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