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The diameter of the moon is 3.5 xx 10^3 ...

The diameter of the moon is `3.5 xx 10^3 km` and its distance from the earth is `3.8 xx 10^5 km`. The diameter of the image of the moon seen by a telescope having focal length of the objective and the eyepiece as 400 cm and 10 cm respectively will be

A

`2^@`

B

`10^@`

C

`20^@`

D

None of the above.

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