Refrigeration and Air Conditioning Mass flow ratio of NH₃ in comparison to Freon-12 for same refrigeration load and same temperature limits is of the order of 9: 1 1: 3 1: 9 1: 1 9: 1 1: 3 1: 9 1: 1 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The condensing pressure due to the presence of non-condensable gases, as compared to that actually required for condensing temperatures without non-condensable gases, Will remain unaffected Will be higher May be higher or lower depending upon the nature of non-condensable gases Will be lower Will remain unaffected Will be higher May be higher or lower depending upon the nature of non-condensable gases Will be lower ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During humidification process, __________ increases. Relative humidity Specific humidity Wet bulb temperature Dry bulb temperature Relative humidity Specific humidity Wet bulb temperature Dry bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The wet bulb temperature during sensible cooling of air Decreases Increases None of these Remains constant Decreases Increases None of these Remains constant ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Presence of moisture in a refrigerant affects the working of Expansion valve Compressor Condenser Evaporator Expansion valve Compressor Condenser Evaporator ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The human body feels comfortable when the heat stored in the body is Positive Zero Negative None of these Positive Zero Negative None of these ANSWER DOWNLOAD EXAMIANS APP
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