why focus positive in Convex lens ?
Answers
Answered by
1
Answer:
The direction of the incident parallel rays and refracted rays in case of convex lens is the same. So, the distance of the point where the incident rays ,after passing through convex lens ,converge which is called focal length of the lens, is positive.
Answered by
1
Answer:
The direction of the incident parallel rays and refracted rays in case of convex lens is the same. So, the distance of the point where the incident rays ,after passing through convex lens ,converge which is called focal length of the lens, is positive.
Similar questions