Refrigerator and heat pump (COP)
A reversed Carnot cycle: work input pumps heat from cold to hot. Read COP of a refrigerator Tc/(Th − Tc) and of a heat pump Th/(Th − Tc), and see why smaller temperature lift is cheaper.
About this experiment
| Subject | Physics |
|---|---|
| Class | 11 |
| Chapter | 11. Thermodynamics |
| NCERT section | 11.10, 11.11 |
| Level | Advanced (JEE / Olympiad) |
| Time | about 12 minutes |
| Access | Included in a PractiSci plan |
What you do in the lab
Change the controls and watch the physics behave in real time in 3D. Live readouts and graphs show the numbers behind it, and the Learn tab has the theory, procedure, observations and viva questions. Works on a phone or a laptop, in English and Hindi.
Topics: refrigerator · heat pump · COP · second law · Clausius