define the principal focus of a convex mirror
it cn b..lik diss--wen d rays r ll to the principle ....in a convx mirrr..they ''appear''' 2 diverzz 4m a point..and d point is calld--principle focus...........
define focus of convex mirror i did not get a niceanswer
The reflected rays appear to come from a point on the principal axis. And this point is called the principal focus of the convex mirror.
The principle focus of a concex lens
A ray is a parallel of the principle axis and at point the principle focus after passes through the convex lens. This phenomeno is called the principle focus of a covex lens.
what is "diverzz"?
nice boobs of haana
......the focus of a concave and convex both r same....