The distance between a concave mirror and an object placed in front of it is...
PHYSICS
WAEC 2008
The distance between a concave mirror and an object placed in front of it is 1.0m. If the raduis of curvature of the mirror is 4.0m, the image formed will be
- A. 2.00m behind the mirror
- B. 2.00m in front of the mirror
- C. 1.25m in front of the mirror
- D. 1.25m behind the mirror
Correct Answer: A. 2.00m behind the mirror
Explanation
\(\frac{1}{v} = \frac{1}{f} - \frac{1}{u}\)
\(\frac{1}{2} - \frac{1}{1} = \frac{1 - 2}{2} = -2\)
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