A) 6400 joule
B) 1600 joule
C) 3200 joule
D) 800 joule
Correct Answer: B
Solution :
: Efficiency \[=\frac{output}{input}=1-\frac{{{T}_{2}}}{{{T}_{1}}}\] Or \[\frac{800}{input}=1-\frac{300}{600}\Rightarrow \frac{800}{input}=\frac{1}{2}\] Or \[input=1600J\]You need to login to perform this action.
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