An astronomical telescope has an angular magnification of magnitude 5 for distant objects. The separation between the objective and the eye-piece is 36 cm and the final image is formed at infinity. The focal length of the objective and the focal length of the eye-piece are |
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a) |
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c) |
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An astronomical telescope has an angular magnification of magnitude 5 for distant objects. The separation between the objective and the eye-piece is 36 cm and the final image is formed at infinity. The focal length of the objective and the focal length of the eye-piece are |
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a) |
b) |
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c) |
d) |

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