what is principal axis ????????
Answers
Answered by
8
Heya!!
Your answer
Principal axis is the straight line passing through the pole , centre of curvature and radius of curvature and focus.
Thanks !!
➡➡➡➡➡➡➡➡➡➡
☺☺☺☺☺☺
devendra858:
I l U
Answered by
7
principal axis means a line segment joining the pole to the center of curvature and the length is radius of curvature in its segment
Similar questions