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 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 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 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 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
![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 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)