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Electric Circuits

Electric Circuits
Which law(s) find application in electrolysis?

 Faradays law.
 Gausss law.
 Coulombs law.
 Ohms law.

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Electric Circuits
A constant voltage source has

 low internal resistance.
 high internal resistance.
 minimum current capacity.
 minimum efficiency.

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Electric Circuits
The mass of a neutron of atom is

 1.675 × 10 - 27 Kg.
 1.672 × 10 - 26 Kg.
 1.602 × 10 - 19 Kg.
 1.609 × 10 - 31 Kg.

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Electric Circuits
What will be the capacitance when distance between the 2 plates of a condenser of capacitance 8 micro farad is reduced from 10 mm to 4 mm?

 1 microfarad.
 3.2 microfarad.
 20 microfarad.
 8 microfarad.

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Electric Circuits
Which of the following has no units?

 Permeability
 Permittivity
 Moment of a magnet
 Magnetic susceptibility

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Electric Circuits
Which of following materials has the least resistivity ?

  Copper.
  Mercury.
  Zinc.
  Lead.

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MORE MCQ ON Electric Circuits

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