A community for students. Sign up today!
Here's the question you clicked on:
 0 viewing
 one year ago
A heat engine has a hot reservoir of 490°C and a cold reservoir of 210°C. What is the efficiency of the engine?
A. 62.3% B. 52.6% C. 57.1% D. 48.2%
 one year ago
A heat engine has a hot reservoir of 490°C and a cold reservoir of 210°C. What is the efficiency of the engine? A. 62.3% B. 52.6% C. 57.1% D. 48.2%

This Question is Closed

koushik_ksv
 one year ago
Best ResponseYou've already chosen the best response.2I can give you the maximum possible efficiency of the engine.

koushik_ksv
 one year ago
Best ResponseYou've already chosen the best response.2Considering a carnot's cycle, \[\eta = 1 T _{2}/T _{1} \] where n  efficiency T(2) temperature of cold reservoir T(1) of hot reservoir

koushik_ksv
 one year ago
Best ResponseYou've already chosen the best response.2If you put values, you get close to C.

SNIIX18
 one year ago
Best ResponseYou've already chosen the best response.0yes lol thats what i got :) thank you do you think you can help me with my physics test ?

koushik_ksv
 one year ago
Best ResponseYou've already chosen the best response.2Yeah, I will try my best.

SNIIX18
 one year ago
Best ResponseYou've already chosen the best response.0okay hold up ill show you the rest of the questions
Ask your own question
Ask a QuestionFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.