My Math Forum  

Go Back   My Math Forum > Science Forums > Physics

Physics Physics Forum


Reply
 
LinkBack Thread Tools Display Modes
June 10th, 2007, 08:10 AM   #1
Newbie
 
Joined: Jun 2007

Posts: 3
Thanks: 0

Need Some Help

The exhaust temperature of a Carnot heat engine is 350C. What is the intake temperature if the efficiency is 25.0%?


400C

543C.

558C

830C
jaycas is offline  
 
July 30th, 2007, 07:10 AM   #2
Global Moderator
 
Joined: Dec 2006

Posts: 19,953
Thanks: 1842

The absolute temperature ratio equals 1 - the efficiency, i.e., 75%, so the answer is approximately 558C.
skipjack is online now  
Reply

  My Math Forum > Science Forums > Physics



Thread Tools
Display Modes






Copyright © 2018 My Math Forum. All rights reserved.