Question

A luminous object is placed at a distance of 30 cm
from the convex lens of focal length 20 cm. On the
other side of the lens, at what distance from the
lens a convex mirror of radius of curvature 10 cm
be placed in order to have an upright image of the
object coincident with it?
(a) 12 cm (b) 30 cm
(c) 50 cm (d) 60 cm

Answer 1

Answer:

correct answer is (c) 60cm

Explanation:

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