The light ray is incidence at angle of `60^(@)` on a prism of angle `45^(@)` . When the light ray falls on the other surface at `90^(@)` , the refractive index of the material of prism` mu` and the angle of devaition `delta` are given by

Options

A. `mu=sqrt(2),delta=30^(@)`
B. `mu=1.5,delta=15^(@)`
C. `mu=sqrt(3)/2,delta=30^(@)`
D. `mu=sqrt(3/2),delta=15^(@)`

Answer

d