What will be the impact on the focal length if the refractive index of lenses are the same but the curvature of surface varies? - Quora
A convex lens of refractive index 32 has a power of 2.5 D in air. If it is placed in a liquid of refractive index 2, then the new power of the lens is:
![A thin lens of refractive index `1.5` has focal length of `15 cm` in air. When the lens is place... - YouTube A thin lens of refractive index `1.5` has focal length of `15 cm` in air. When the lens is place... - YouTube](https://i.ytimg.com/vi/DmnL--cXi6M/maxresdefault.jpg)
A thin lens of refractive index `1.5` has focal length of `15 cm` in air. When the lens is place... - YouTube
A biconvex lens of refractive index 1.5 has a focal length of 10cm. Calculate the radius of curvature. Find the position and nature of the image of an object held at a
a lens of refractive index μ is dipped in a liquid of refractive index μ' of focal length f in air.its focal length in liquid will be
![A plano convex lens of refractive index 1.5 and radius of curvature 30cm. Is silvered at the - YouTube A plano convex lens of refractive index 1.5 and radius of curvature 30cm. Is silvered at the - YouTube](https://i.ytimg.com/vi/WsnDN221kGM/maxresdefault.jpg)
A plano convex lens of refractive index 1.5 and radius of curvature 30cm. Is silvered at the - YouTube
![A convex lens of refractive index 1.5 has a focal length of 20 cm in air. Calculate the change in - YouTube A convex lens of refractive index 1.5 has a focal length of 20 cm in air. Calculate the change in - YouTube](https://i.ytimg.com/vi/PVTvtviqgxQ/maxresdefault.jpg)
A convex lens of refractive index 1.5 has a focal length of 20 cm in air. Calculate the change in - YouTube
![What will happen to the refractive index and focal length of a lens when it is immersed under water - Physics - Ray Optics And Optical Instruments - 1702140 | Meritnation.com What will happen to the refractive index and focal length of a lens when it is immersed under water - Physics - Ray Optics And Optical Instruments - 1702140 | Meritnation.com](https://s3mn.mnimgs.com/img/shared/discuss_editlive/1662418/2012_01_30_14_25_38/6.png)