As an astronomy project, you propose to construct a telescope from several pairs of discarded eyeglasses. You select two lenses, lens 1 and lens 2, that have a refractive power respectively of 11.0 D and 2.28 D. Determine the following. (a) the lens that should be used for the objective.
(b) the amount by which you should separate the two lenses.
(c) the angular magnification of the telescope.