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 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
![Lens maker's formula is a formula corelating the power P (or focal length f) of a lens to radii of curvature of the two surfaces of the lens and the refractive index Lens maker's formula is a formula corelating the power P (or focal length f) of a lens to radii of curvature of the two surfaces of the lens and the refractive index](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/606267319_web.png)
Lens maker's formula is a formula corelating the power P (or focal length f) of a lens to radii of curvature of the two surfaces of the lens and the refractive index
![A thin lens made of a material of refractive index`mu_2` has a medium of refractive index `mu_1`... - YouTube A thin lens made of a material of refractive index`mu_2` has a medium of refractive index `mu_1`... - YouTube](https://i.ytimg.com/vi/APsOPnFJ6LE/maxresdefault.jpg)
A thin lens made of a material of refractive index`mu_2` has a medium of refractive index `mu_1`... - 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)