A heat engine receives half of its heat supply at 1000k and half at 500k while rejecting heat to a sink at 300k. What is the maximum thermal efficiency of the heat
A Carnot engine whose sink is at 300 K has an efficiency of 40% - Sarthaks eConnect | Largest Online Education Community
![One mole of an ideal gas at 300 K in thermal contact with surroundings expands isothermally from 1.0 L to 2.0 L against a constant pressure of 3.0 atm . In this One mole of an ideal gas at 300 K in thermal contact with surroundings expands isothermally from 1.0 L to 2.0 L against a constant pressure of 3.0 atm . In this](https://i.ytimg.com/vi/lniyXOcA4Fg/maxresdefault.jpg)