Mathematics · Ray Optics
A point light source O is placed between two parallel plane mirrors A and B separated by a distance x. The source is at a distance of 0.2x from mirror A. What are the distances of the nearest three images formed behind mirror A from mirror A?
- 10.2x, 2.2x, 2.4x
- 20.2x, 1.8x, 3.0x
- 30.2x, 1.8x, 2.2x✓
- 40.2x, 0.8x, 1.4x
Correct answer
0.2x, 1.8x, 2.2x
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