Author Question: The angular resolution of an 8-inch diameter telescope is ________ greater than that of a 2-inch ... (Read 144 times)

ARLKQ · **on:** Jul 27, 2018

The angular resolution of an 8-inch diameter telescope is ________ greater than that of a 2-inch diameter telescope.

A) 2 times
B) 4 times
C) 8 times
D) 9 times
E) 16 times

Question 2

Most galaxies in the Local Group are:

A) dwarf spirals.
B) small irregulars similar to the Magellanic Clouds.
C) larger spirals than either the Milky Way or M-31 in Andromeda.
D) dwarf ellipticals, similar to the companions of M-31.
E) brown dwarfs, with even more dust than our own Galaxy.