The angle between two adjacent stars whose images can just barely be distinguished by the telescope is a measure of the telescope's
A) light-gathering power.
B) resolution.
C) magnification.
D) coudé focus.

Question

Quizplus · Accepted Answer

The angle between two adjacent stars that can just barely be distinguished by a telescope is a measure of the telescope's resolution, which determines its ability to distinguish between two closely spaced objects.

The Angle Between Two Adjacent Stars Whose Images Can Just