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Recent questions tagged telegram-1574
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(chatquestion)...(C.B.S. The sun subtends an angle of 30° at the vertex of a concave mirror of radius of curvature 36.0 m. Find the [Ans. 15-70 cm] orth What should size of the image of the sun.
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telegram-1574
asked
Mar 31, 2020
by
balaji.thirumalai
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