When light travels from one medium to another there is no change in its ;
Green light of wavelength 5460 Au is incident from air to glass.If the refractive index of glass is 1.5 the wavelength in glass is ;
The velocity of light is maximum in
The fastest colour in glass is
The critical angle for glass- water surface is
A ray of light falls on a transparent glass slab of rfractive index 1.62.If the reflected and refracted rays are mutually perpendicular to each other, the angle of incidence is ;
A diver at a depth of 12 cms in water( sin 4/3 ) sees the sky in a cone of semivertex angle
-1
equal to;
Light travels two media with speeds
.
The critical angle for the interface is;
The critical angle for glass-air interface is minimum for :
Green light of wavelenght 5460 Au is incident on a glass-air interface.If the refractive index of glass is
1.5,the wavelength of light in glass would be