cse • paper_1 • waves_oscillationscse-2004-subject-02-004
Thin-lens optics — UPSC CSE 2004 Physics PYQ
Buy PYQ Solution Manual →A thin converging lens and a thin diverging lens are placed coaxially at a distance of 5 cm. If the focal length of each lens is 10 cm, find for the combination (i) the focal length, (ii) the power, (iii) the positions of the principal points.
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