Question

show with the help of a diagram how the image is formed in an astronomical telescope.The magnifying power of a telescope in normal adjustment is 20 and the focal length of the eye piece is
$5 \times {10}^{ - 2} m$
.What is the magnifying power obtained when the system is adjusted so that final image of distant object is formed
$25 \times {10}^{ - 2} m$
away from the eyepiece?

Answer 1

12th class question hai bro