Question

What Is concave mirror​

Answer 1

Answer:

concave mirror reflect light inward to focal point.they are used to focal light.they are also called converging mirrors.

thanks

Answer 2

1)Concave Mirror:A spherical mirror whose reflecting surface is curved inwards ie faces towards the centre of sphere. ... 6)Principal Focus(F):A point on principal axis of a spherical mirror where the rays of light parallel to principal axis meet or appear to meet after reflection from the spherical mirror