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Electric Circuits

Electric Circuits
From the circuit diagram shown in question 1 find the Norton current.

 1 A.
 2 A.
 2.5 A.
 4 A.

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Electric Circuits
To reduce hysteresis loss, we use

 CRGO steel.
 copper bars.
 laminated sheets.
 soft-iron.

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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 –

 0.
 F.
 F εr.
 εr/F.

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Electric Circuits
If two point charges are denoted by + Q and - Q and distance between this charges is d, then the dipole moment P equal to

  Q2 / d.
  Q / d2.
  Q × d.
  Q2 × d.

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

 184.
 18.4.
 18400.
 1840.

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Electric Circuits
Super position theorem is not applicable for

 voltage calculations.
None of these
 power calculations.
 current calculations.

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MORE MCQ ON Electric Circuits

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