How do you find the focal length of a concave mirror?
Answers
Answered by
1
Answer:
by finding distance between centre of curvature and focus .
Answered by
1
Answer:
The focal length of a concave mirror is negative and that of a convex mirror is positive. You can also prove the same by using the mirror formula (1/f = 1/v +1/u). Let's see how, Since we know object is always placed on the left side or direction opposite to the incidence ray of the mirror.
Similar questions