Q: 44 (NDA-II/2018)

Consider the following statements about a microscope and a telescope :
1. Both the eyepiece and the objective of a microscope are convex lenses.
2. The focal length of the objective of a telescope is larger than the focal length of its eyepiece
3. The magnification of a telescope increases with the increase in focal length of its objective.
Which of the statements given above are correct?