When you watch a movie from a very short distance from the screen in a cinema hall, you do not enjoy. Why?
Reason:
Give reasons:
(1) You cannot enjoy watching a movie from a very short distance from the screen in a cinema hall.
(2) A simple microscope is used by watch repairers.
(3) A concave lens is used to correct myopia.
(4) In gold age bifocal lens is necessary for some person.
(5) Concave mirrors are used in solar devices.
While watching a movie in a cinema hall, Do we see a real image?