1.

a thin rod of 10 cm long is placed along the axis of a concave lens of focal length 10 cm, such that the middle point of the rod is at a dis†an ce of 20 cmfrom the lens . the magnification of length of rod

Answer» a thin rod of 10 cm long is placed along the axis of a concave lens of focal length 10 cm, such that the middle point of the rod is at a dis†an ce of 20 cmfrom the lens . the magnification of length of rod


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