Optics Question 391
Question: The aperture of a telescope is made large, because
[DPMT 1999]
Options:
A) To increase the intensity of image
B) To decrease the intensity of image
C) To have greater magnification
D) To have lesser resolution
Show Answer
Answer:
Correct Answer: A
Solution:
For greater aperture of lens, light passing through lens is more and so intensity of image increases.