Refrigeration and Air Conditioning A vapour absorption refrigeration system Gives noisy operation Requires little power consumption Cools below 0°C Gives quiet operation Gives noisy operation Requires little power consumption Cools below 0°C Gives quiet operation ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigerant with the highest critical pressure is R-12 R-11 R-22 Ammonia R-12 R-11 R-22 Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Most thermostatic expansion valves are set for a superheat of 20°C 10°C 5°C 15°C 20°C 10°C 5°C 15°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a refrigeration system, heat absorbed in comparison to heat rejected is Less Same More for small capacity and less for high capacity More Less Same More for small capacity and less for high capacity More ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The wet bulb temperature during sensible cooling of air None of these Increases Remains constant Decreases None of these Increases Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a saturated air-water vapour mixture, the Dry bulb temperature is higher than dew point temperature Dry bulb temperature is higher than wet bulb temperature Dew point temperature is lower than wet bulb temperature Dry bulb, wet bulb and dew point temperature are same Dry bulb temperature is higher than dew point temperature Dry bulb temperature is higher than wet bulb temperature Dew point temperature is lower than wet bulb temperature Dry bulb, wet bulb and dew point temperature are same ANSWER DOWNLOAD EXAMIANS APP