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Electric Circuits

Electric Circuits
The laplace transform of the fuction f(t) = t is

 1/s2.
 s2.
 1/s.
 s.

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Electric Circuits
Which of the following represents the resonance frequency (ω0) with respect to lower cutoff frequency (ω1) and higher cutoff frequency (ω2)

 ω1 / ω2
 ω1 + ω2
 ω1 - ω2
 √(ω1² + ω2²)

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Electric Circuits
In what connection we get neutral?

  Star.
  Delta.
  Both A and B.
  Mesh.

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Electric Circuits
Which of the following is the different one in terms of measurements?

 L/R
 Q
 2L/R
 RC

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Electric Circuits
The maximum value of a current wave is 2A. If the form factor of a current wave is 1.5 and the peak factor is 2.7, find the average value in Amperes.

 0.741 A.
 0.494 A.
 1.414 A.
 1.57 A.

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Electric Circuits
An AC voltage of 200 V at 50 Hz is applied to a coil which draws 5 A and dissipates 1000 W. The resistance and impedance of the coil respectively are

 40 Ω and 200 Ω.
 25 Ω and 5 Ω.
 40 Ω and 40 Ω.
 50 Ω and 200 Ω.

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MORE MCQ ON Electric Circuits

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