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JAMB Physics 2007 Question 27

Question 27

Electrostatics

If two charged plates are maintained at a potential difference of 3 kV, the work done in taking a charge of 600 μC across the field is

  1. A.9.0 J.
  2. B.0.8 J.
  3. C.18.0 J.
  4. D.1.8 J.
Show the answer and explanation

Answer: D (1.8 J.)

Explanation

W = QV = 600 × 10−6 × 3000 = 1.8 J.