back
refresh
Sign up
Show Unit/Chapter
Change Unit
Change Subject
Last Menu
ICSE-X-Physics
05: Refraction through a Lens
Previous Unit
Next Unit
with Solutions -
Qstn# A-9
Prvs-Qstn
Next-Qstn
#9
Define the term principal axis of a lens.
Hide Answer
Ans
:
9 It is the line joining the centers of curvature of the two surfaces of the lens.
+