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JEE Main 9 Jan 2020 Shift 1 Solved Paper

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Question : 12

Total: 75

The aperture diameter of a telescope is 5m. The separation between the moon and the earth is 4×105 km. With light of wavelength of 5500

, the minimum separation between objects on the surface of moon, so that they are just resolved, is close to :

20 m
600 m
60 m
200 m

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