An astronomical telescope is said to be in normal adjustment when the?
A
eye is accommodated
B
focal length of an object lens is longer than that of eye piece
C
final image is at the near point of eye
D
final image is at infinity
Verified Correct Answer: D.
Physical Principles & Numerical Solution
A normal arrangement is an arrangement where the principal focus of objective coincides with the eyepiece so that the final image is at infinity
Source: WAEC / JAMB / NECO Classroom Archive (Record #60832)