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Electric Circuits

Electric Circuits
Which of following capacitors has relatively shorter shelf life?

 Glass.
 Electrolytic.
 both (B) and (C) above.
 Paper.

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Electric Circuits
Condition of reciprocity in Y-parameter representation is

 Y11 = Y22.
 Y12 = Y22.
 Y11 = Y12.
 Y12 = Y21.

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Electric Circuits
A capacitor is connected to supply with switch and the switch is connected between capacitor and supply. Initially switch is open at time zero, and then switch is closed. Then how capacitor behaves at time t = 0+?

 dielectric losses decreases.
 short circuit.
 open circuit.
 dielectric losses increases.

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

 Daraf.
 Weber.
 Tesla.
 Lumens.

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Electric Circuits
When water is added to sulphuric acid

  colour of acid changes.
  water start boiling.
  lot of heat is generated.
  acid particles get separated.

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Electric Circuits
In the circuit shown below if I = 2 A then find V?

 5 V.
 2 V.
 3 V.
 1 V.

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