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Electric Circuits

Electric Circuits
In Cauer 1st form last element in the network is

  Lshunt.
  Cshunt.
  Cseries.
  Lseries.

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Electric Circuits
A 230V, 50Hz voltage is applied to a coil having L = 5H and R = 2 Ohm in series with capacitance C. When the voltage across the coil is 400V, find the value of C?

 10.54 µF.
 8.51 µF.
 1.8 µF.
 4.78 µF.

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Electric Circuits
You have to replace 1500 Ω resistor in radio. You have no 1500 Ω resistor but have several 1000 Ω ones which you would connect

 two in parallel.
 two in parallel and one in series.
 three in series.
 three in parallel.

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Electric Circuits
Five capacitors each of 5 µF are connected in series, the equivalent capacitance of the system will be

 10 µF
 1 µF
 5 µF
 25 µF

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Electric Circuits
Which of the following may be the value of resistivity of copper at absolute zero in ohm-metre?

 3.12.
 6.24.
 1.56.
 0.020.

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Electric Circuits
To obtain wide bandwidth, network is designed with which of the following?

 Zero Q factor
 High Q factor
 Low Q factor
 Unity Q factor

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