Assertion : The speed of light in a rarer medium is greater than that in a denser medium Reason : One light year equals to 9.5 × 1012 km [AIIMS 1999]

If assertion is true but reason is false.

If both assertion and reason are true and the reason is the correct explanation of the assertion.

If both assertion and reason are true but reason is not the correct explanation of the assertion.

If the assertion and reason both are false.

If assertion is false but reason is true.

Assertion : The speed of light in a rarer medium is gr

1.	Assertion : The speed of light in a rarer medium is greater than that in a denser medium Reason : One light year equals to 9.5 × 1012 km [AIIMS 1999]
A.	If both assertion and reason are true and the reason is the correct explanation of the assertion.
B.	If both assertion and reason are true but reason is not the correct explanation of the assertion.
C.	If assertion is true but reason is false.
D.	If the assertion and reason both are false.
E.	If assertion is false but reason is true.
Answer» C. If assertion is true but reason is false.