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Electric Circuits

Electric Circuits
Magnetic flux has the unit of

  Tesla
 Ampere turn
 Newton
 Weber

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Electric Circuits
A parallel plate capacitor with air as dielectric, force between plate is F. If capacitor is now immersed water of dielectric εr, force between plate will be –

 εr/F.
 F.
 F εr.
 0.

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Electric Circuits
Which property is used to oppose the flow of current ?

 Inductance
 Resistance
 Poteintial difference
 Capacitance

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Electric Circuits
To apply reciprocity theorem response to excitation ratio is

 Either Ohm or Mho.
 Ohm.
 No units.
 Mho.

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Electric Circuits
Electrolyte for silver plating is

  dilute sulphuric acid.
  double cyanide of silver and potassium solution.
  potassium nitrate solution.
  any of above.

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Electric Circuits
According to duality principle a series inductor (L) can be represented as

 Parallel C.
 Series C.
 Series L.
 Parallel L.

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MORE MCQ ON Electric Circuits

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