the radius of a curvature of a spherical mirror is 20 cm. what is its focal length?who gave right answer i mark him brainleist.
Answers
Answered by
5
Answer:
focal length=r/2
20/2=10
focal length is 10cm
Answered by
2
Answer:
If R = 20 cm
Then f = R/2
f = 20/2
f = 10 cm
It's a convex mirror..
I hope this answer will help you mate!☺️
Similar questions