A ray of light is travelling from a rarer medium to a denser medium. While entering the denser medium at the point of incidence, it

Q. A ray of light is travelling from a rarer medium to a denser medium. While entering the denser medium at the point of incidence, it

A.            goes straight into the second medium

B.            bends towards the normal

C.            bends away from the normal

D.            does not enter at all

Answer: bends towards the normal