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Charges are placed on the vertices of a square as shown. Let E be the electric field and V the potential at the centre. If the charges on A and B are interchanged with those on D and C respectively, then

Options

  1. AE remains unchanged, V changes
  2. BBoth E and V change
  3. CE and V remains unchanged
  4. DE changes, V remains unchanged

Correct answer

D. E changes, V remains unchanged

Step-by-step solution

As E is a vector quantity

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