A) 800
B) 200
C) 400
D) 600
Correct Answer: C
Solution :
[c] \[\eta =1-\frac{{{T}_{1}}}{{{T}_{2}}}\text{ or }\frac{50}{100}=1-\frac{500}{{{T}_{1}}}\Rightarrow {{T}_{1}}=1000K\] Also, \[\frac{60}{100}=1-\frac{{{T}_{2}}}{1000}\Rightarrow {{T}_{2}}=400K\]You need to login to perform this action.
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