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Question

What is the role of aperture in pinhole camera ?
  1. Sharpens the image
  2. Allows light to enter to form the image
  3. Diffracts light passing through it
  4. None of these

A
Allows light to enter to form the image
B
None of these
C
Sharpens the image
D
Diffracts light passing through it
Solution
Verified by Toppr

A pinhole camera is a simple camera without a lens but with a tiny aperture,(aperture is nothing but the hole here) a pinhole – effectively a light-proof box with a small hole in one side. Light from a scene passes through the aperture and projects an inverted image on the opposite side of the box.

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What is the role of aperture in pinhole camera ?
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