InterviewSolution
Saved Bookmarks
InterviewSolution
| 1. |
Principle of a refrigerator (or heat pump) |
| Answer» Thanks yogita<br>Refrigerators\xa0\tIt works on principle which is reverse of a heat engine.\tIn refrigerators we have 2 bodies lower temperature (cold) body which is freezer and higher temperature (hot) body which is surroundings.\tIt takes heat from the cold reservoir and then some work is done on the refrigerator and then the amount of heat is transferred to heat reservoir.\tLet Q2\xa0be the takes from the cold reservoir, W is the work done on the system and then releases Q1\xa0amount of heat to the hot reservoir.\tMathematically Q2+ W=Q1\xa0 | |