Refrigeration and Air Conditioning The heat rejection factor (HRF) is given by 1 - (1/C.O.P) 1 - C.O.P. 1 + C.O.P 1 + (1/C.O.P) 1 - (1/C.O.P) 1 - C.O.P. 1 + C.O.P 1 + (1/C.O.P) 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 May be higher or lower depending upon the nature of non-condensable gases Will be higher Will be lower Will remain unaffected May be higher or lower depending upon the nature of non-condensable gases Will be higher Will be lower ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The dehumidification process, on the psychrometric chart, is shown by Horizontal line Vertical line Curved line Inclined line Horizontal line Vertical line Curved line Inclined line ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The boiling point of ammonia is -30°C -77.7°C -10.5°C -33.3°C -30°C -77.7°C -10.5°C -33.3°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Absorption system normally uses the following refrigerant Freon-11 CO2 Ammonia Freon-22 Freon-11 CO2 Ammonia Freon-22 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The operating temperature of a cold storage is -2°C. The heat leakage from the surrounding is 30 kW for the ambient temperature of 40°C. The actual C.O.P. of refrigeration plant used is one fourth that of ideal plant working between the same temperatures. The power required to drive the plant is 7.44 kW 18.6 kW 1.86 kW 3.72 kW 7.44 kW 18.6 kW 1.86 kW 3.72 kW ANSWER DOWNLOAD EXAMIANS APP
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