NDA 2017 Physics question

A Kelvin thermometer and a Fahrenheit thermometer both give the same reading for a certain sample. What would be the corresponding reading in a Celsius thermometer ?

(A)574
(B)301Correct
(C)273
(D)232

Answer: (B)

Solution

Let the Celsius reading be . Then the Kelvin reading is and the Fahrenheit reading is . Setting them equal:

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Question ID VK-030762