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PHYSICS

JAMB 2014 - Question 29

Physics 2014 JAMB Past Questions - Question 29: An object is placed 10m from a pinhole camera of length 25cm .Calculate the linear magnification .

Choose the most appropriate option for the gap .

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

A: 2.5x10-²

B: 2.5x10-¹

C: 2.5x10-¹

D: 2.5x10-²

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Correct Answer

Explanation

Magnification = image distance from pin-hole = object distance from pin-hole = length of camera = object distance from pin-hole = 25 1000 = 0.025 = 2.5x10-2