Answered: 3. 4500J of heat was absorbed from a…

3. 4500J of heat was absorbed from a Carnot engine from a reservoir at 650K. The engine did some work, and discards some heat to a sink at 350K. Evaluate: The efficiency of the system

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter4: The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 80AP: A Carnot engine operates in a Carnot cycle between a heat source at 550 and a heat sink at 20 ....

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Question

3. 4500J of heat was absorbed from a Carnot engine from a reservoir at 650K. The engine did
some work, and discards some heat to a sink at 350K. Evaluate:
The efficiency of the system

Expert Solution

Step 1

Scenario - Given carnot engine absorbs heat from a source, does work and ejects remaining heat at a cooler temperature.

Given :

Heat absorbed $\to Q = 4500 J$

Source temperature $\to T_{1} = 650 K$

Sink temperature $\to T_{2} = 350 K$

Step by step

Solved in 2 steps

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