Refrigeration and Air Conditioning The index which correlates the combined effects of air temperature, relative humidity and air velocity on the human body, is known as Dew point temperature Effective temperature None of the listed here Mean radiant temperature Dew point temperature Effective temperature None of the listed here Mean radiant temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The reciprocating refrigerant compressors are very suitable for Large displacements and low condensing pressures Small displacements and low condensing pressures Small displacements and high condensing pressures Large displacements and high condensing pressures Large displacements and low condensing pressures Small displacements and low condensing pressures Small displacements and high condensing pressures Large displacements and high condensing pressures ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The ratio of the actual mass of water vapour in a unit mass of dry air to the mass of water vapour in the same mass of dry air when it is saturated at the same temperature and pressure, is called Humidity ratio Relative humidity Degree of saturation Absolute humidity Humidity ratio Relative humidity Degree of saturation Absolute humidity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle the condition off refrigerant is dry saturated vapour Before passing through the condenser After passing through the expansion or throttle valve After passing through the condenser Before entering the compressor Before passing through the condenser After passing through the expansion or throttle valve After passing through the condenser Before entering the compressor ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The temperature of ammonia after compression in a vapour compression system is 50 to 70°C 20 to 50°C None of these 70 to 110°C 50 to 70°C 20 to 50°C None of these 70 to 110°C ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance of Heat Pump is always ___ one. None of the listed here Equal to Less than Greater than None of the listed here Equal to Less than Greater than ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS