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JAMB Physics 2017 Objective — Question 7

Question 7 of 40 from the Joint Admissions and Matriculation Board (JAMB) Physics 2017 Objective paper, with the correct answer and a full explanation.

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Which of the following would appear when a white screen is illuminated by red and green light?

  • A. A. Red
  • B. B. Purple
  • C. C. YellowCorrect
  • D. D. Green

Explanation

Red and green primary colours of light combine to produce the secondary colour yellow.

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