Question 2

You are looking at a stamp with a magnifying glass of focal length 3.0 cm, and you want to see an upright, enlarged image at 25 cm. The distance between the magnifying glass and the stamp and the magnification are, respectively:

• A. 2.7 cm; 9.3
• B. 3.4 cm; 7.3
• C. 3.4 cm; 8.3
• D. 27 cm; 8.3
• E. 3 cm; 8.3
• F. Not close to any of the above

Formula Sheet

Question 1

Question 3

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