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JAMB Physics 2013 Objective — Question 29

Question 29 of 50 from the Joint Admissions and Matriculation Board (JAMB) Physics 2013 Objective paper, with the correct answer and a full explanation.

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A man 1.5m tall is standing 3m in front of a pinhole camera whose distance between the hole and the screen is 0.1m. What is the height of the image of the man on the screen?

  • A. 0.05mCorrect
  • B. 0.15m
  • C. 0.30m
  • D. 1.00m

Explanation

Hi/Ho = V/U, so Hi = Ho×(V/U) = 1.5×(0.1/3) = 0.05m.

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