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JAMB Physics 2006 Question 21

Question 21

Electrostatics

The production and type of charge of a body can only be accounted for by the

  1. A.equilibrium in protons and neutrons.
  2. B.deficiency or surplus of electrons.
  3. C.deficiency or surplus of protons.
  4. D.deficiency or surplus of neutrons.
Show the answer and explanation

Answer: B (deficiency or surplus of electrons.)

Explanation

Only electrons move when bodies are charged. A body with extra electrons is negative; one that has lost electrons is positive.