The objective mirror of a reflecting telescope has a focal length of

PHYSICS · Subjective · CBSE · Physics · Ray Optics and Optical Instruments · Ray Optics and Optical Instruments

Problem

The objective mirror of a reflecting telescope has a focal length of 1.6 m1.6\,\text{m}. What focal length of eyepiece should be chosen to obtain a magnifying power of 8080 in normal adjustment?

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