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Electric Circuits

Electric Circuits
If N is the number of nodes and b is the number of branches in a network, then rank of tie set matrix is

 b - N - 1.
 b - N + 1.
 N - 1.
 N.

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Electric Circuits
What are the points to be mentioned in specifying main switches?

  Voltage grade.
  Both A and B.
  None of these.
  Current rating.

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Electric Circuits
The maximum current rating for a 10 k Ω, 0.5 W resistor is

 7.07 mA.
 28.28 mA.
 14.14 mA.
 0.707 mA.

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Electric Circuits
In a series resonance circuit if bandwidth is 1 MHz and inductance is 1 mH, then what is the resistance value?

 100 Ω
 1 Ω
 1 KΩ
 1 MΩ

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Electric Circuits
Air gap flux density is of the order of

  0.35 - 0.5 T.
 0.85 - 0.9 T.
  0.65 - 0.9 T.
 0.75 - 0.8 T.

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Electric Circuits
If the peak value of a sine wave is 100 V, then its RMS value will be

 88 V.
 70.7 V.
 100 V.
 63.6 V.

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MORE MCQ ON Electric Circuits

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