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Electric Circuits

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

 s2.
 1/s.
 1/s2.
 s.

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Electric Circuits
Which of following is the unit of magnetic flux density?

 Lumens.
 Tesla.
 Daraf.
 Weber.

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Electric Circuits
Which of the following ABCD parameters is unit less?

 A and B.
 A and D.
 B and C.
 A and C.

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Electric Circuits
Mica capacitor are characterised by all of following except

 low losses.
 accurate value.
 low leakage reactance.
 stable operation.

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Electric Circuits
In a delta network each element has value R. The value of each element in equivalent star network will be

 R / 6.
 R / 2.
  R / 3.
 R / 4.

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Electric Circuits
If a resistor and an inductor are connected in series across a voltage source. Which two parameters in that circuit increase if frequency of voltage source increases?

 VL and VR.
 Z and I.
 VL and I.
 VL and Z.

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MORE MCQ ON Electric Circuits

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