Refrigeration and Air Conditioning A vapour absorption refrigerator uses _________ as a refrigerant. Freon Aqua-ammonia Water Ammonia Freon Aqua-ammonia Water Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The humidification process, on the psychrometric chart is shown by Curved line Inclined line Vertical line Horizontal line Curved line Inclined line Vertical line Horizontal line ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning While designing the refrigeration system of an aircraft, the prime consideration is that the System has high C.O.P. Power per TR is low Mass of refrigerant circulated in the system is low Mass of the refrigeration equipment is low System has high C.O.P. Power per TR is low Mass of refrigerant circulated in the system is low Mass of the refrigeration equipment is low ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = Bypass factor) P.F. - 1 1/ B.P.F. 1 - B. P.F. 1 + B.P.F. P.F. - 1 1/ B.P.F. 1 - B. P.F. 1 + B.P.F. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The suction pipe diameter of refrigerating unit compressor in comparison to delivery side is Smaller Equal Bigger Smaller/bigger depending on capacity Smaller Equal Bigger Smaller/bigger depending on capacity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The higher temperature in vapour compression cycle occurs at Receiver Expansion valve Evaporator Compressor discharge Receiver Expansion valve Evaporator Compressor discharge ANSWER DOWNLOAD EXAMIANS APP