Refrigeration and Air Conditioning The alignment circle is marked on the psychrometric chart at 20°C DBT and 60% RH 26°C DBT and 60% RH 26°C DBT and 50% RH 20°C DBT and 50% RH 20°C DBT and 60% RH 26°C DBT and 60% RH 26°C DBT and 50% RH 20°C DBT and 50% RH ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The vapour compression refrigerator employs the following cycle Rankine Carnot Reversed Carnot Reversed Rankine Rankine Carnot Reversed Carnot Reversed Rankine ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Highest temperature encountered in refrigeration cycle should be Near critical temperature of refrigerant Above critical temperature Much below critical temperature At critical Temperature Near critical temperature of refrigerant Above critical temperature Much below critical temperature At critical Temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning R-12 is generally preferred over R-22 in deep freezers since It is miscible with oil over large range of temperatures All of these It gives higher coefficient of performance It has low operating pressures It is miscible with oil over large range of temperatures All of these It gives higher coefficient of performance It has low operating pressures ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The reduced ambient air cooling system has Two cooling turbines and one heat exchanger One cooling turbine and one heat exchanger Two cooling turbines and two heat exchangers One cooling turbine and two heat exchangers Two cooling turbines and one heat exchanger One cooling turbine and one heat exchanger Two cooling turbines and two heat exchangers One cooling turbine and two heat exchangers ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The central air conditioning system has ___________ overall efficiency as compared to individual systems. Higher Lower None of these Same Higher Lower None of these Same ANSWER DOWNLOAD EXAMIANS APP
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