Question
Building heat loss in the United States is usually expressed in $\mathrm{Btu} / \mathrm{h}$. What is $1 \mathrm{Btu} / \mathrm{h}$ in $\mathrm{SI} ?$
Step 1
We know that 1 BTU is equal to 1055 Joules. So, we can write: \[1 \mathrm{Btu/h} = 1055 \mathrm{J/h}\] Show more…
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