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Physics, 13.02.2022 01:20 dbhuggybearow6jng
A real image 4 times the size of the object is formed by a concave mirror on a screen. Later both the object and the screen were shifted until the image formed is 10 times the size of the object. if the distance moved is 15cm, what is the focal length of the mirror?
Please I need the full solution
ASAP
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