At what temperature the centigrade (Celsius) and Fahrenheit, read… - Vidyadip

Question

At what temperature the centigrade (Celsius) and Fahrenheit, readings are the same ........ $^o$

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Answer

(a) $\frac{C}{5} = \frac{{F - 32}}{9}$ ==> $\frac{t}{5} = \frac{{t - 32}}{9}$ $\Rightarrow$ $t = - \,40^\circ $

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