The magnifying power of telescope is 9 .… | ClassNotes

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The magnifying power of telescope is 9 .… | ClassNotes

E

Editor

Sep 18, 2022

The magnifying power of telescope is 9 . When it is adjusted for parallel rays, the distance between the objective and eyepiece is 20 cm. The focal lengths of the lenses are

Difficulty: Easy

A:

\rm{10\, cm,\,10\,cm}

B:

\rm{15\, cm,\,5\,cm}

C:

\rm{18\, cm,\,2\,cm}

D:

\rm{11\, cm,\,9\,cm}

View Solution Steps

ID: 63273db8ca83163ac3a0ea3f