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Question 31454
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Electrostatics: Relation E and V MCQ

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Relation E and VHardQuestion 31454

Question

If V is constant throughout a region, the electric field in that region is:
  1. A
    Maximum
  2. B
    Minimum
  3. C
    Zero
    Correct
  4. D
    Equal to V/r

Correct answer

Zero

Explanation

E = −∇V. If V = constant, ∇V = 0, so E = 0 everywhere in the region.

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