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Electric Circuits

Electric Circuits
Which of the following is the different one in terms of measurements?

 L/R
 RC
 Q
 2L/R

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Electric Circuits
What are the points to be mentioned in specifying main switches?

  None of these.
  Current rating.
  Both A and B.
  Voltage grade.

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Electric Circuits
Which of the following substance when added to electrolyte promotes smooth deposition?

 Any of above.
 Gelatine.
 Albumen.
 Glucose.

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Electric Circuits
Which of the followings is/are active element?

 None of these.
 Voltage source
 Both
 Current source

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Electric Circuits
If the length of a wire of resistance R is uniformly stretched to n times its original value, what will be its new resistance

  R / n2.
  n2 / R.
  n2R.
  nR .

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Electric Circuits
In above question, if circuit efficiency is 90 %. What will be output power ?

  40 kW.
  30 kW.
  37.3 kW.
  35.6 kW.

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