Question

The aperture diameter of a telescope is . The separation between the moon and the earth is km. With light of wavelength of , the minimum separation between objects on the surface of moon, so that they are just resolved, is close to?

A

m

B

m

C

m

D

m

Hard
JEE Mains

Solution

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Correct option is A)

Refer above image.

Let the aperture        


for two objects to be resolved


also




Option A is correct.

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