Question

pls give a correct answer​

Answer 1

Answer:

Focus is a point on the principal exis through which the light rays incident parallel to principal exis ,pass after reflection from the mirror.......the

distance of the focus from the pole of the concave mirror is called its focal length.....

sorry dear I can't draw and show you here...

Explanation:

plz mark me as BRAINLIST n plz follow me and I hope it may help you