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Electric Circuits

Electric Circuits
The electron is lighter than a proton by a factor of about

 18400.
 1840.
 18.4.
 184.

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Electric Circuits
Reciprocity condition for h parameters is

 h12 = - h21.
 h12 = h21.
 h11h22 - h21h12 = 0.
 h12 = h21.

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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
In steady state condition capacitor acts as a

 current source
 short circuit
 open circuit
 voltage source

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Electric Circuits
A rectangular magnet of magnetic moment M is cut into two pieces of same length. The magnetic moment of each piece will be

 M.
 M / L.
 2 M.
 M / 2.

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

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

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MORE MCQ ON Electric Circuits

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