The refractive index of glass is 1.6 and the speed of light in glass will be ……… . The speed of light in vacuum is ms.
Consider a refracting telescope whose objective has a focal length of 1m and the eyepiece a focal length of 1cm, then the magnifying power of this telescope will be ……..
For a thin prism, if the angle of the prism is with a refractive index of 1.6, then the angle of minimum deviation will be …….
A ray coming from an object which is situated at zero distance in the air and falls on a spherical glass surface (). Then the distance of the image will be ………. is the radius of curvature of a spherical glass.}