Refrigeration and Air Conditioning The wet bulb temperature during sensible heating of air Remains constant None of these Increases Decreases Remains constant None of these Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the highest freezing point. Carbon dioxide R-12 Sulphur dioxide Ammonia Carbon dioxide R-12 Sulphur dioxide Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The curved lines on a psychrometric chart indicates Dew point temperature Dry bulb temperature Relative humidity Wet bulb temperature Dew point temperature Dry bulb temperature Relative humidity Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In refrigerators, the temperature difference between the evaporating refrigerant and the medium being cooled should be High, of the order of 25° Any value As low as possible (3 to 11°C) Zero High, of the order of 25° Any value As low as possible (3 to 11°C) Zero ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The capillary tube is not used in large capacity refrigeration systems because It is made of copper Required pressure drop cannot be achieved Cost is too high Capacity control is not possible It is made of copper Required pressure drop cannot be achieved Cost is too high Capacity control is not possible ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Freon group of refrigerants are Non-inflammable and toxic Nontoxic and non-inflammable Inflammable Toxic Non-inflammable and toxic Nontoxic and non-inflammable Inflammable Toxic ANSWER DOWNLOAD EXAMIANS APP