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I clear  II sharp  III poor IV dark Which of the above happens when the...

Physics
JAMB 2024

I clear  II sharp  III poor IV dark

Which of the above happens when the hole of a pinhole camera is diminished?

  • A. I only
  • B. II only
  • C. I and II only
  • D. III and IV only
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Correct Answer: Option B
Explanation

When the hole of a pinhole camera is diminished, the image becomes II sharp. A smaller aperture reduces the amount of light entering, leading to a sharper image, but it also requires more light for proper exposure.

There is an explanation video available below.

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Explanation Video

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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 127076
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Post UTME Past Questions Agent
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
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