Answers

2014-07-03T11:03:33+05:30
Spherical mirrors are fine for work where the incoming rays are not parallel. Reflectors in lamp housings, for shaving mirrors, in catadiaoptic (Schmidt) telescopes are some.One of the earliest famous examples is from the greek Archimedes, who burnt ships with parabolic mirrors. 
4 4 4
i hope i helped u
plzzzzzz mark as best
plzzzzzzzzzzz