Mechanical Engineering :: Refrigeration and Air Conditioning
- The central air conditioning system has ___________ overall efficiency as compared to individual systems.
- For air conditioning the operation theater in a hospital, the percentage of outside air in the air supplied is
- The vapour compression refrigerator employs the following cycle
- The atmospheric air at dry bulb temperature of 15°C enters a heating coil maintained at 40°C. The air leaves the heating coil at 25°C. The bypass factor of the heating coil is
- During heating and humidification, the final relative humidity of air
- The thermostatic expansion valve is used in ________ type of evaporators.
- In a psychrometric process, the sensible heat added is 30 kJ/s and the latent heat added is 20 kJ/s. The sensible heat factor for the process will be
- A pressure gauge on the discharge side of a refrigerant compressor reads too high. The reasons will be
- The change in evaporator temperature in a refrigeration cycle, as compared to change in condenser temperature, influences the value of C.O.P.