A Carnot engine sink temperature 17 degree Celsius has 50 percent efficiency. By how much should it source temperature be changed to increase efficiency 60 percent ? A Carnot engine sink temperature 17 degree Celsius has 50 percent efficiency. By how much should it source temperature be changed to increase efficiency 60 percent ? September 12, 2021 Category: Chapter 15 - Thermodynamics , MTG NEET Physics , Facebook Messenger WhatsApp Share this:TwitterFacebook Related