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Electric Circuits

Electric Circuits
Atoms with fewer than 4 valence electrons are

 semi-conductor.
 insulator.
 none of these.
 conductor.

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Electric Circuits
Conductance of any conductor is expressed as

  volt2 / watt.
  ampere / watt.
  mho.
  watt / ampere2.

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Electric Circuits
A 3Ω resistor having 2A current will dissipate the power of

 8 W.
 2 W.
 12 W.
 4 W.

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Electric Circuits
If the dielectric of a capacitor is replaced by conducting material

 the capacitor will get heated up due to eddy currents.
 the capacitance value of the plate will decrease.
 the plate will get short circuited.
 the capacitor can store infinite charge.

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Electric Circuits
Condition for a balanced 3 - phase load is that, each phase has the same value of __________________.

 impedance.
 resistance.
 power factor.
 all of these.

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Electric Circuits
The current flowing between electrodes inside a lead acid battery is

 ionization current.
 electron current.
 proton current.
 polarization current.

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MORE MCQ ON Electric Circuits

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