Refrigeration and Air Conditioning The horizontal and non-uniformly spaced lines on a psychrometric chart indicates Wet bulb temperature Dew point temperature Dry bulb temperature Specific humidity Wet bulb temperature Dew point temperature Dry bulb temperature Specific humidity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The wet bulb temperature at 100% relative humidity is ________ dew point temperature. Lower than Higher than Same as None of these Lower than Higher than Same as None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The humidity ratio or specific humidity is the mass of water vapour present in 1 m3 of wet air 1 kg of wet air 1 m3 of dry air 1 kg of dry air 1 m3 of wet air 1 kg of wet air 1 m3 of dry air 1 kg of dry air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Ammonia absorption refrigeration cycle requires Very little work input Nearly same work input as for vapour compression cycle Maximum work input Zero work input Very little work input Nearly same work input as for vapour compression cycle Maximum work input Zero work input ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The general rule for rating refrigeration systems (excepting for CO₂ system) is to approximate following h.p. per ton of refrigeration 0.5 to 0.8 h.p. per ton of refrigeration 1 to 2 h.p. per ton of refrigeration 0.1 to 0.5 h.p. per ton of refrigeration 2 to 5 h.p. per ton of refrigeration 0.5 to 0.8 h.p. per ton of refrigeration 1 to 2 h.p. per ton of refrigeration 0.1 to 0.5 h.p. per ton of refrigeration 2 to 5 h.p. per ton of refrigeration ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle the condition of refrigerant is superheated vapour After passing through the condenser Before passing through the condenser Before entering the expansion valve After passing through the expansion or throttle valve After passing through the condenser Before passing through the condenser Before entering the expansion valve After passing through the expansion or throttle valve ANSWER DOWNLOAD EXAMIANS APP