Question

what do you understand by focus​

Answer 1

Answer:

HEY MATE,

HERE'S YOUR ANSWER.

=> The point on a principle axis where all the incident ray, parallel to the principle axis actually meet after reflection is called focus of the mirror.

HOPE IT HELPS YOU.

Answer 2

Explanation:

Hey There,

HERE'S YOUR ANSWER.

=}The point on a principle axis where all the incident ray, parallel to the principle axis actually meet after reflection is called focus of the mirror.

HOPE IT HELPS YOU.