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A simple telescope consisting of an obje...

A simple telescope consisting of an objective of focal length 60 cm and a single eye lens of focal length 5 cm is focused on a distant object in such a way that parallel rays emerge from eye lens. If the object subtends an angle of `2^(@)` at the objective, the angular width of the image is (Let `tan theta square theta` assuming small).

A

`62^(@)`

B

`48^(@)`

C

`24^(@)`

D

`12^(@)`

Text Solution

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The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH-RAY OPTICS AND OPTICAL INSTRUMENTS-EXERCISE
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