Thermodynamics Objective Questions and Answers

365. If in above problem, the heat rejected is 945 kcal/mt then process will be

366. A heat engine is supplied heat at the rate of 30,000 J/s and gives and output of 9 kW. The thermal efficiency of engine will be

367. In the above example, heat rejected will be

368. In case of refrigeration machine, COP will be equal to

369. On a pressure volume diagram, the process line pV" = C (as the value of n increases) will

370. In a cycle, the heat is rejected at

371. Steam flow through a nozzle is considered as

Page 53 of 90

« 51 52 53 5455 »

Mechanical Engineering Objective Questions { Thermodynamics }