The real image of an object formed by a converging lens of focal length 15cm,...
PHYSICS
WAEC 1999
The real image of an object formed by a converging lens of focal length 15cm, is three times the size of the object. Calculate the object distance
- A. 60cm
- B. 30cm
- C. 20cm
- D. 15cm
Correct Answer: C. 20cm
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