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You are provided with four convex lenses of focal length 1cm, 3cm, 10 cm and 100 cm. Which two would you prefer for a microscope and which two for a telescope.

Answer»

SOLUTION :`f_0=1 CM and f_e=3cm `for MICROSCOPE and
`f_0=100 cm and f_e=1 cm` For a TELESCOPE


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