A ray of light, travelling in a medium of refractive index mu, is incident at an angle i on a composite transparent plate consisting of three plates of refractive indices `mu_1,mu_2 and mu_3.` The ray emerges from the composite plate into a medium of refractive index `mu_4,` at angle x. Then,

A ray of light travelling in a medium of refractive index mu is incident at an angle theta on a composite transparent plate consisting of 50 plates of R.I. 1.0mu, 1.02mu, 1.03mu,"……",1.50mu . The ray emerges from the composite plate into a medium of refractive index 1.6 mu at angle 'x' . Then

A ray of light travelling in a medium of refractive index mu is incident at an angle theta on a composite transparent plate consisting of 50 plates of R.I 1.01 mu, 1.02 mu , 1.03 mu ……… , 1.50 mu . The ray emerges from the composite plate into a medium of refractive index 1.6 mu at angle 'x' . Then :

A ray of light travelling in a medium of refractive index mu is incident at an angle theta on a composite transparent plate consisting of 50 plates of R.I 1.01 mu, 1.02 mu , 1.03 mu ……… , 1.50 mu . The ray emerges from the composite plate into a medium of refractive index 1.6 mu at angle 'x' . Then :

A light ray travels from vacuum into a medium of refractive index mu . If angle of incidence is twice the angle of refraction then calculate the angle of incidence.

A ray of light passes from vaccuum to a medium refractive index mu . The angle of incidence is found to be twice the angle of refraction. The angle of refraction is

A ray of light travels in medium of refractive index mu . It incidents at a surface in contact with air at 45^@ . For what value of mu , this ray will undergo total internal reflection ?