Question

.. Which type of telescopes can be made
using a concave mirror, convex
mirror, plane mirror and a lens?
Draw diagrams of these telescopes.​

Answer 1

Explanation:

Newtonian telescope

Light rays coming from a heavenly body (distant object) get reflected by the concave mirror. Before the reflected rays converge at the focus of the concave mirror, it is again reflected by the plane mirror as shown.

Answer 2

newtonian telescope is the type of teleacope that can be made using a concave mirror , convex mirror , plane mirror and a lens