Consider the following, statements :
(a) Light ray changes its direction when it passes from one transparent medium to another,
(b) The velocity of light is different in different media.
Select the correct option :
1
Statement (a) is correct and (b) its correct explanation.
2
Statements (a) and (b) both are correct but (b) is not its correct explanation.
3
Statement (a) is correct but (b) is wrong.
4
Statements (a) and (b) both are wrong.