What will be the focal length if its curved surface is mirrored?
Physics · JEE Advanced · NTA Exams — Optics
What will be the focal length if its curved surface is mirrored?
- \(\frac{\mathrm{R}}{\mu}\)
- \(\frac{2 \mathrm{R}}{\mu}\)
- 2Rµ
- \(\frac{\mathrm{R}}{2 \mu}\)
Answer
(D) R 2
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