A simple magnifying glass is used to view an object. At what distance from the lens must the object be placed so that an image 5 times the size of the object is produced 20cm from the lens?

By: |Published on: Aug 29|Categories: Physics WAEC| 0 comments

A. 2cm
B. 4cm
C. 15cm
D. 25cm
E. 100cm

Correct Answer:

Option B – 4cm

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