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a parallel beam of light is made to fall on a concave mirror and images from at a distance of 7.5 from the from the well of find out the focal length of the mirror

Posted by Jai Datta 2 years, 4 months ago

CBSE > Class 10 > Science

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Posted by Pandey Ji 4 months, 1 week ago

CBSE > Class 10 > Science