Question

6. Pick out the incorrect statements
(1) An incident ray parallel to the principal axis passes through focus
(2) An ray incident on pole retraces its path
(3) An incident ray through the center of curvature becomes parallel to principal
axis
(4) An incident ray through center of curvature retraces the path
(a) 1 and 2
(b) 2 and 3
(c) 3 and 4
(d) 4 and 1​

Answer 1

Answer:

c). 3 and 4

3 cause the incident ray through the center of curvature does not deflect

4 cause it does not retraces