Solving Carnot Cycle Problem: Struggling with b & c

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SUMMARY

The discussion centers on solving parts b and c of a homework problem related to the Carnot cycle. The user expresses uncertainty about their approach and questions the validity of their solution, particularly regarding the manipulation of logarithmic functions. Key equations and concepts related to the Carnot cycle are referenced, emphasizing the importance of understanding thermodynamic principles in this context.

PREREQUISITES
  • Understanding of the Carnot cycle and its significance in thermodynamics
  • Familiarity with logarithmic functions and their properties
  • Basic knowledge of thermodynamic equations and efficiency calculations
  • Ability to interpret and analyze physics homework problems
NEXT STEPS
  • Review the principles of the Carnot cycle and its efficiency equations
  • Study the properties of logarithmic functions and their applications in thermodynamics
  • Practice solving similar thermodynamic problems to reinforce understanding
  • Explore resources on manipulating equations in physics, focusing on logarithmic identities
USEFUL FOR

Students studying thermodynamics, particularly those tackling problems related to the Carnot cycle, as well as educators looking for insights into common student challenges in this area.

Donna14
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Homework Statement



See attachment

Im struggling with b and c.
I did an attempt, but really don't know if it is correct.

Homework Equations





The Attempt at a Solution


See attachment
 

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How can you just cut the ln sign from both sides?
 

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