Physics, asked by ramukaka16, 5 months ago

A point source of light is placed at a distance of 40 cm infront of a convex mirror and its image is formed at a
distance of 20 cm behind from the mirror. Find the focal-length.

Answers

Answered by sk515162662

1

Answer:

40 cm

Explanation:

i hope this is useful for you

Answered by Anonymous

2

$\huge\sf\red{Answer}$

40 cm

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