Assertion : The temperature at which Centigrade and Fahrenheit thermometers read the same is `-40^(@)`.
Reason : There is no relation between Fahrenheit and Centigrade temperature.

Options

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

Answer

C

Explanation

The relation between F and C scale is, ` (C)/(5) = (F-32)/(9)`
If `F = C rArr C = - 40^@ C, ` i.e , at `- 40 ^(@)` the Centigrade and Fahrenheit thermometers reads the same.