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An object is placed 10m from a pinhole camera of length 25cm. Calculate the linear...

Physics
JAMB 2014

An object is placed 10m from a pinhole camera of length 25cm. Calculate the linear magnification.
  • A. 2.5x102
  • B. 2.5x10-2
  • C. 2.5x10-1
  • D. 2.5x101
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Correct Answer: Option B
Explanation
\(\text{Linear Magnification} = \frac{\text{Length of Camera}}{\text{Distance of the Object}}\)

\(\text{Linear Magnification} = \frac{25}{1000}\)

\(\text{Linear Magnification} = 2.5 \times 10^{-2}\)

There is an explanation video available below.


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Explanation Video

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