Question

Part A What is the magnification of an astronomical telescope whose objective lens has a focal length of 71 cm and whose eyepiece has a focal length of 2.6 cm ? Follow the sign conventions.

Express your answer using two significant figures.

M=

Part B What is the overall length of the telescope when adjusted for a relaxed eye?

Express your answer to two significant figures and include the appropriate units.

L =

Answer 1