![Focal length of a thin lens in air, is 10 cm. Now medium on one side of the lens is replaced by a medium of refractive index mu = 2. The radius Focal length of a thin lens in air, is 10 cm. Now medium on one side of the lens is replaced by a medium of refractive index mu = 2. The radius](https://d10lpgp6xz60nq.cloudfront.net/physics_images/GAL_PHY_V04_OMP_C05_S01_060_Q01.png)
Focal length of a thin lens in air, is 10 cm. Now medium on one side of the lens is replaced by a medium of refractive index mu = 2. The radius
![The focal length of a thin lens in vacuum is f. If the material of the lens has mu = 3//2, its f... - YouTube The focal length of a thin lens in vacuum is f. If the material of the lens has mu = 3//2, its f... - YouTube](https://i.ytimg.com/vi/bk4iaZWLj5g/maxresdefault.jpg?sqp=-oaymwEmCIAKENAF8quKqQMa8AEB-AH-CYAC0AWKAgwIABABGGUgZShlMA8=&rs=AOn4CLCfTjHVI4S-j0gJo0sc7FUY81V9wQ)
The focal length of a thin lens in vacuum is f. If the material of the lens has mu = 3//2, its f... - YouTube
![Thin Lens Equation Examples & Problems | What is the Thin Lens Equation? - Video & Lesson Transcript | Study.com Thin Lens Equation Examples & Problems | What is the Thin Lens Equation? - Video & Lesson Transcript | Study.com](https://study.com/cimages/multimages/16/diagram_ray5117479107118510206.png)
Thin Lens Equation Examples & Problems | What is the Thin Lens Equation? - Video & Lesson Transcript | Study.com
A thin lens of focal length f and aperture diameter d forms an image of intensity I . If the central part of the aperture upto diameter d/2 is blocked by an
![Calculate the focal length of the thin lens shown in figure. The points C 1 and C 2 denote the centres of curvature. Refractive index of lens is 1.5.A. 20 cmB. 40 cmC. 80 cmD. 60 cm Calculate the focal length of the thin lens shown in figure. The points C 1 and C 2 denote the centres of curvature. Refractive index of lens is 1.5.A. 20 cmB. 40 cmC. 80 cmD. 60 cm](https://search-static.byjusweb.com/question-images/byjus/infinitestudent-images/ckeditor_assets/pictures/93839/content_screen_shot_2018-01-20_at_4_50_20_pm.png)