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If two conducting spheres are separately charged and then brought in contact:

Options

  1. Athe total energy of the two spheres is conserved
  2. Bthe total charge on the spheres is conserved
  3. Cboth the total energy and charge are conserved
  4. Dthe final potential is always the mean of the original potential of the two spheres

Correct answer

D. the final potential is always the mean of the original potential of the two spheres

Step-by-step solution

The correct answer is option (D).

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