Question

Class 7th
Icse board
Physics
Ch 5 heat
Solve the numericals answer is given only explanation ​

Answer 1

Answer:

68° F

Explanation:

$\frac{f - 32}{9} = \frac{c}{5} \\ \\ f - 32 = \frac{20 \times 9}{5} \\ \\ f = \frac{180}{5} + 32 \\ \\ \\ f = 36 + 32 \\ \\ \\ f = 68$

Answer 2

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Explanation:

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68° F

$\begin{gathered} \frac{f - 32}{9} = \frac{c}{5} \\ \\ f - 32 = \frac{20 \times 9}{5} \\ \\ f = \frac{180}{5} + 32 \\ \\ \\ f = 36 + 32 \\ \\ \\ f = 68\end{gathered}$

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