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JAMB Physics 1997 Question 39

Question 39

Electrostatics

Which of the figures below shows the correct distribution of charges on an isolated positively charged hollow metal?

Diagram for this question
  1. A.Figure A
  2. B.Figure B
  3. C.Figure C
  4. D.Figure D
Show the answer and explanation

Answer: C (Figure C)

Explanation

Charges on a hollow conductor repel each other and settle only on the outside surface, with none inside. Figure C shows this.