A reflecting telescope has a concave primary mirror of focal length and an eyepiece…

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

Problem

A reflecting telescope has a concave primary mirror of focal length

2.0\,\text{m}

and an eyepiece of focal length

2.5\,\text{cm}

. Calculate its magnifying power for normal adjustment.