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A convex lens of power 3 …

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A convex lens of power 3 D is held in contact with a concave lens of power -1 D. A parallel beam of light is made to fall on the combination. At what distance from the combination will the beam get focused?

Posted by Mithali Pattanaik 5 years, 5 months ago

CBSE > Class 10 > Science

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Posted by Pandey Ji 5 months, 3 weeks ago

CBSE > Class 10 > Science