Refrigeration and Air Conditioning A refrigeration cycle operates between condenser temperature of + 27°C and evaporator temperature of -23°C. The Carnot coefficient of performance of cycle will be 0.2 5 6 1.2 0.2 5 6 1.2 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Refrigeration in aeroplanes usually employs the following refrigerant Freon-22 CO2 Freon-11 Air Freon-22 CO2 Freon-11 Air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a psychrometric process, the sensible heat added is 30 kJ/s and the latent heat added is 20 kJ/s. The sensible heat factor for the process will be 1.5 0.67 0.3 0.6 1.5 0.67 0.3 0.6 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerants has lowest freezing point? NH3 Freon-22 Freon-12 CO2 NH3 Freon-22 Freon-12 CO2 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The material of pipe lines for a system using Freon as a refrigerant should be Steel Brass Copper Aluminium Steel Brass Copper Aluminium ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The temperature of air recorded by a thermometer, when it is not affected by the moisture present in the air, is called Dry bulb temperature None of these Wet bulb temperature Dew point temperature Dry bulb temperature None of these Wet bulb temperature Dew point temperature ANSWER DOWNLOAD EXAMIANS APP
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