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Physics (AS & A Level) · Feb / March 2018 · Paper 12 · Question 12

9702Uniform electric fields

A charged oil drop is held stationary between two charged parallel plates. Which forces act on the oil drop?

  1. Aboth electric and gravitational
  2. Belectric only
  3. Cgravitational only
  4. Dneither electric nor gravitational

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Correct answer: A. both electric and gravitational

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