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Electric Circuits

Electric Circuits
Which of the following lamp has least resistance ?

  200 W, 220 V.
 100 W, 220 V.
  60 W, 220 V.
  25 W, 220 V.

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Electric Circuits
For closer tolerance which of the following capacitors is usually preferred?

 Paper capacitor.
 Ceramic disc capacitor.
 Mica capacitor.
 None of them.

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Electric Circuits
The life of a lead acid battery is expected to be

 6 months.
 2 to 5 years.
 1 year.
 10 to 15 years.

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

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

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Electric Circuits
Capacitors for P.f correction are rated in

 KW.
 KVAR.
 KV.
 KVA.

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Electric Circuits
A capacitor carries a charge of 0.3 C at 20 V. Its capacitance is

 0.015 F.
 1.5 F.
 15 μF.
 1.5 μF.

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