When the lens is cut along its principal axis, the focal length of the two halves will remain same because the radius of curvature of both the surfaces are still same. So, the power also remains same as 
An equi-convex lens has power P it is cut into two symmetrical halves by a plane containing the principal axis. The power of one part will be
NEET UG 2019 — Physics Optics
2019mcqeasy
An equi-convex lens has power P it is cut into two symmetrical halves by a plane containing the principal axis. The power of one part will be
Official previous-year question
Held on 30 Apr 2019 · Verified 9 Jul 2026.
Options
- A
0
- B
2P
- C
4P
- D
P
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