engineering recuitment Vizag Steel MT Mechanical 2020 Test Series Refrigeration and Air Conditioning Air Conditioning
Evaporative air-cooler used effectively when
1
Dry bulb temperature is very close to the wet bulb temperature
2
Dry bulb temperature is high and relative humidity is high
3
Dry bulb temperature is low and relative humidity is high
4
Dry bulb temperature is high and the relative humidity is low