MCAT Physics Question — Magnification & Distance
- Feb 21, 2017
- MCAT Question of the Day
A woman stands 1m in front of a plane mirror. What is the magnification and distance from the woman to her mirror-image?
- 1/2 and 2m
- 1 and 1m
- 2 and 1m
- 1 and 2m
Click for Explanation
- 1/2 and 2m, incorrect, Uses image distance of 2m rather than 1m and inverts the magnification equation.
- 1 and 1m, incorrect, Does not sum object and image distance for distance between woman and image.
- 2 and 1m, incorrect, Uses image distance of 2m in magnification equation and distance from woman to image also incorrect.
- 1 and 2m, correct.
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