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The image formed by a convex …

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The image formed by a convex mirror of focal length 30cm is a quarter of the object. What is the distance of the object from the mirror?

Posted by Vishvesh Mishra 4 years, 4 months ago

CBSE > Class 10 > Science

3 answers

Saloni Harinkhede 4 years, 4 months ago

Answer is 90cm

Shubham Kumar Singh Bhumihar 4 years, 4 months ago

Ans is 90 cm

Light Glow 4 years, 4 months ago

The object distance is 90 cm from the mirror. f=+30 cm m = hi/ho m= 1/4 ( -v/u) v = -u /4 -3/u = 1\30 u = -90 cm

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