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A certain Carnot engine takes in the heat Qh and exhausts
Chapter 18, Problem 54P(choose chapter or problem)
A certain Carnot engine takes in the heat \(Q_{h}\) and exhausts the heat \(Q_{c}=2 Q_{h} / 3\) as indicated in Figure 18–27.
(a) What is the efficiency of this engine?
(b) Using the Kelvin temperature scale, find the ratio \(T_{c} / T_{k}\)
Equation Transcription:
Text Transcription:
Qh
Qc=2Qh/3
Tc/Tk
Questions & Answers
QUESTION:
A certain Carnot engine takes in the heat \(Q_{h}\) and exhausts the heat \(Q_{c}=2 Q_{h} / 3\) as indicated in Figure 18–27.
(a) What is the efficiency of this engine?
(b) Using the Kelvin temperature scale, find the ratio \(T_{c} / T_{k}\)
Equation Transcription:
Text Transcription:
Qh
Qc=2Qh/3
Tc/Tk
ANSWER:
Solution 54P
Step 1 of 3
Here, we have to calculate the efficiency of the Carnot’s engine and the ratio of .
The equation for the efficiency of the Carnot’s engine is,
Where, - heat dissipated at the cold reservoir
- heat withdrawn from the hot reservoir
a)