Question

A concave mirror of focal length 20 cm produces an image twice the height of the top
image is real, then the distance of the object from the mirror is
(1) 20 cm
(2) 60 cm
(3) 10 cm
(4) 30 cm
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Answer 1

Answer:

4) 30 cm is answer dear friend

Answer 2

Answer:

Your answer is:-

30 cm

OPTION 4

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