Question

(i) Define Resolving Power of a simple astronomical telescope.
(ii) State one advantage of a reflecting telescope over refracting telescope.

Answer 1

(i) Resolving Power: The ability of the telescope to produce distinctly separate images of two close objects is called resolving power of the telescope.
(ii) One advantage of a reflecting telescope over refracting telescope is that the image formed by reflecting telescope is larger and brighter than the image formed by a refracting telescope.