A simple magnifying glass is used to view an object. At what distance from the...
PHYSICS
WAEC 1994
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?
- A. 2cm
- B. 4cm
- C. 15cm
- D. 25cm
Correct Answer: B. 4cm
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