A simple refracting telescope provides large magnification by employing
A) a long focal length objective and a short focal length eyepiece.
B) a short focal length objective and a short focal length eyepiece.
C) a short focal length objective and a long focal length eyepiece.
D) a long focal length objective and a long focal length eyepiece.

Question

Quizplus · Accepted Answer

The magnification of a simple refracting telescope is determined by the ratio of the focal length of the objective lens to that of the eyepiece. A long focal length objective and a short focal length eyepiece combination provides large magnification.

A Simple Refracting Telescope Provides Large Magnification by Employing