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The focal length of objecive and eye-pie...

The focal length of objecive and eye-piece of astronomical telescope are 2 m and 5 cm respectively. The magnifying power of telescop when final image is formed at infinity is

A

`-40`

B

`-50`

C

`-80`

D

`-100`

Text Solution

Verified by Experts

The correct Answer is:
A
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