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Grade: 11
        
A real engine operates at 75% of the efficiency of a Carnot engine operating between the same two temperature. This real engine has a power output of 100 W and discharge heat into the 27ºC low-temperature reservoir at a rate of 300 J/s. What is the temperature of the high-temperature reservoir?
(A)  27ºC
(B) 77ºC
 (C)127ºC
 (D) 177ºC
3 years ago

Answers : (1)

Aditi Chauhan
askIITians Faculty
396 Points
							The correct option is (C) 127 ° C.
The efficiency ε of a Carnot engine is defined as,
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236-1167_1.PNG
3 years ago
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Course Features

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  • NCERT Solutions
  • Discussion Forum
  • Previous Year Exam Questions


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