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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 is 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 is convex.
(d) the mirror is convex, but the lens is concave.

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 6228 Points
2 months ago
(a) Both concave

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