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Physics, 01.12.2020 05:40 lloveshan219
9.A small object placed in front of a concave spherical mirror gives an image that is real and four times the size of the object. When the object is moved 10 cm towards the mirror, a virtual image of the same magnification is formed. Find the focal length of the mirror.
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9.A small object placed in front of a concave spherical mirror gives an image that is real and four...
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