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Electric Circuits

Electric Circuits
Active materials of a lead acid cell are

 dilute H2SO4.
 spongy lead.
 all of above.
 lead peroxide.

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Electric Circuits
Number of branches of a graph should be --------- number of branches of a network

 less than
 less than equals to
 equals to
 greater than

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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 εr.
 F.
 0.

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Electric Circuits
Which of the following quantities consists of SI unit as WATT ?

 Current
 Power
 Force
 Charge

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Electric Circuits
Which of following is invariably seen in an electroplating plant?

  Distilled water.
  Barrel.
  Carbon brushes.
  Rectifier.

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Electric Circuits
The ratio of electric flux density to electric field intensity is called ......... of medium

 capacitance
 permittivity
 reluctance
 permeability

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MORE MCQ ON Electric Circuits

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