Aanchal C.

asked • 06/20/15

physics refraction help please..

A ray of the light incident on the slab of transparent material is partly reflected from the surface and partly refracted into the slab . The reflected rays are mutually perpendicular .The incident ray makes an angle i with the normal to the slab . The refractive index of the slab is?


  1. tan -1  (i)
  2. cot-1  (i)
  3. sin-1  (i)
  4.  cos-1  (i)

1 Expert Answer


Peter D. answered • 06/20/15

4.9 (112)

Physics PhD/Math BS + Programming:C/C++/Java + OS:Unix/Linux/Scripting

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