engineering recuitment GATE ME 2023-24 Test Series Refrigeration and Air Conditioning Refrigeration Cycles and Devices Heat Engine, Heat Pump and Refrigerator
The structure of a house is such that it loses heat at a rate of 5400 kJ/h per °C temperature difference between the indoors and outdoors. A heat pump that requires a power input of 6 kW is used to maintain this house at 27°C. The lowest outdoor temperature (in °C) for which the heat pump can meet the heat requirement of this house is ________
Enter numerical value using the virtual keypad. Round off where necessary.