Question

The diagram given below in fig shows a ray of light AO falling on a surface separating two media. Draw the refracted ray in each, case.

Answer 1

Refracted ray OC is shown in each case.

Towards the normal or ∠r < ∠i

Away from the normal or ∠r > ∠i

Refracted ray goes undeviated

or

∠i = 0

∠r = 0