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Electric Circuits

Electric Circuits
Which of the following has positive temperature coefficient ?

  Rubber.
  Germanium.
  Paper.
  Gold.

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Electric Circuits
Current efficiency in electroplating is usually

  90 to 98 %.
  99 %.
  50 to 60 %.
  70 to 80 %.

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Electric Circuits
From the circuit diagram shown in question 1 find the thevnin voltage.

 15 V.
 1.5 V.
 3 V.
 5 V.

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Electric Circuits
A branch of a network is said to be active when it consists of one

 voltage source.
 capacitor.
 inductor.
 resistor.

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Electric Circuits
In the circuit shown below, what is the voltage across 5 Ω resistor?

 -27.4 V.
 -28.4 V.
 None of them
 34.4 V.

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

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

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