The magnifying power of an astronomical telescope is 8 and the distance between the two lenses i...

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The magnifying power of an astronomical telescope is 8 and the distance between the two lenses is \( 54 \mathrm{~cm} \). The focal length of eye lens and objective lens will be respectively
(A) \( 6 \mathrm{~cm} \) and \( 48 \mathrm{~cm} \)
(B) \( 8 \mathrm{~cm} \) and \( 64 \mathrm{~cm} \)
(C) \( 48 \mathrm{~cm} \) and \( 6 \mathrm{~cm} \)
(D) \( 64 \mathrm{~cm} \) and \( 8 \mathrm{~cm} \)
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