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A spherical mirror and a thin spherical lens have each a focal length of �15 cm. The mirror and the lens are likely to be (a) both concave (b) both convex (c) the mirror is concave and the lens in convex. (d) the mirror is convex but the lens is concave.

A spherical mirror and a thin spherical lens have each a focal length of �15 cm. The mirror and the lens are likely to be
           (a) both concave
           (b) both convex
           (c) the mirror is concave and the lens in convex.
           (d) the mirror is convex but the lens is concave.

Grade:12

2 Answers

Harshit Singh
askIITians Faculty 5870 Points
2 months ago
Dear Student

Option(a)​ is correct here.

Thanks
KAPADIA DEV
100 Points
2 months ago
spherical mirror and a thin spherical lens have each a focal length of –15cm. The mirror and the lens are likely to be. (a) both concave

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