Question

distinguish between the principle focus of a concave and convex mirror

Answer 1

Dear Student ,
Parameter focus of concave mirror

1. position it lies in front of the mirror
2. nature it is a real focus because the light rays after reflection from a concave mirror converge at the principal focus

Parameter focus of convex mirror

1. position it lies behind the mirror
2. nature it is a virtual focus because the light rays after reflection from a convex mirror appear to come from the principal focus

Regards