Question

What is real focus and virtual focus?

Answer 1

Answer: The focus where the parallel light rays coming from a far object, parallel to each other and to principle axis converge actually is called real focus and when it diverge but appears to converge if rays are extended back is called virtual focus.

Answer 2

Answer:

Hii user....

Good evening.....

Here is your answer.....

Focus:

the point, on the principal axis, where all the rays, incident

parallel to the principal axis, actually meet, or appear to meet,

after their reflection by the given spherical mirror.

Hope this helps you mate.....✍️

Radhe radhe ✍️

:)

Explanation: