The index of refraction for violet light in silica flint glass is ny , and that for red light is nR. What is the angular spread of visible light passing through a prism of apex angle O if the angle of incidence is 0? See figure below. (Use any variable or symbol stated above as necessary.) (sin(0)) sin sin(Ø) -1 AO = sin nv sin Ø -sin "Rsin( Ø) – sin' NR Deviation of red light Visible light R. B Angular spread Screen

The index of refraction for violet light in silica flint glass is ny , and that for red light is nR. What is the angular spread of visible light passing through a prism of apex angle O if the angle of incidence is 0? See figure below. (Use any variable or symbol stated above as necessary.) (sin(0)) sin sin(Ø) -1 AO = sin nv sin Ø -sin "Rsin( Ø) – sin' NR Deviation of red light Visible light R. B Angular spread Screen