Chapter 3: Q2E (page 677)
Question: An aircraft engine takes in \(9000\;J\) of heat and discards \(6400\;J\) each cycle. (a) What is the mechanical work output of the engine during one cycle? (b) What is the thermal efficiency of the engine?
Short Answer
The mechanical work out of the engine is \(2600\;{\rm{J}}\).