Physics, asked by shashankm1984, 1 month ago

A concave mirror forms a real image of a real object, placed at a distance of 30 cm from the principal focus towards the centre of curvature of the mirror. If focal length of the mirror is 40 cm. what will be the ratio of size of the object to the size of the image?

Answers

Answered by raghav9921
0

Answer:

-4

Explanation:

by using mirror formula

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