A) 42.2 J
B) 208.7 J
C) 104.3 J
D) 84.5 J
Correct Answer: B
Solution :
\[\Delta \text{Q=}\Delta \text{U+}\Delta \text{W}\] \[\Rightarrow 54\times 4.18=\Delta U+1.013\times {{10}^{5}}(167.1\times {{10}^{-6}}-0)\] \[\Rightarrow \Delta U=208.7\,\,\text{J}\]You need to login to perform this action.
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