Refrigeration and Air Conditioning In a domestic vapour compression refrigerator, the refrigerant commonly used is CO? R-12 Ammonia All of these CO? R-12 Ammonia All of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During sensible heating of air _________ decreases. Wet bulb temperature Specific humidity Relative humidity Dry bulb temperature Wet bulb temperature Specific humidity Relative humidity Dry bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour compression system, the condition of refrigerant before entering the expansion or throttle valve is High pressure saturated liquid Very wet vapour Dry vapour Wet vapour High pressure saturated liquid Very wet vapour Dry vapour Wet vapour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The dry bulb temperature lines, on the psychrometric chart are Horizontal and uniformly spaced Curved lines Vertical and uniformly spaced Horizontal and non-uniformly spaced Horizontal and uniformly spaced Curved lines Vertical and uniformly spaced Horizontal and non-uniformly spaced ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Formation of frost on evaporator in refrigerator Increases heat transfer rate Can be avoided by proper design Results in loss of heat due to poor heat transfer Is immaterial Increases heat transfer rate Can be avoided by proper design Results in loss of heat due to poor heat transfer Is immaterial ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The air cooling system mostly used in transport type aircrafts is Simple air cooling system Bootstrap air cooling system Simple evaporative air cooling system All of the listed here Simple air cooling system Bootstrap air cooling system Simple evaporative air cooling system All of the listed here ANSWER DOWNLOAD EXAMIANS APP