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CBSE Notes 2011-2012

A spherical mirror and a thin spherical lens have each a focal length of-15 cm. The mirror and the l...

Multiple choice question

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 :
[NCERT]

unknown

both are concave

unknown

both are convex

unknown

the mirror is concave and the lens is convex

unknown

the mirror is convex but the lens is concave.