Refrigeration and Air Conditioning In a reversed Brayton cycle, the heat is absorbed by the air during Constant pressure expansion process Isentropic expansion process Isentropic compression process Constant pressure cooling process Constant pressure expansion process Isentropic expansion process Isentropic compression process Constant pressure cooling process ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The ratio of actual mass of water vapour in a given volume of moist air to the mass of water vapour in the same volume of saturated air at the same temperature and pressure, is called Degree of saturation Humidity ratio Absolute humidity Relative humidity Degree of saturation Humidity ratio Absolute humidity Relative humidity ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning R-12 is generally preferred over R-22 in deep freezers since All of these It is miscible with oil over large range of temperatures It gives higher coefficient of performance It has low operating pressures All of these It is miscible with oil over large range of temperatures It gives higher coefficient of performance It has low operating pressures ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The operating pressure for refrigerating units using R-12 as a refrigerant is 8 bar 30 bar 2 bar 15 bar 8 bar 30 bar 2 bar 15 bar ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance of Heat Pump is always ___ one. Less than Equal to Greater than None of the listed here Less than Equal to Greater than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigerant for a refrigerator should have High sensible heat Low latent heat High latent heat High total heat High sensible heat Low latent heat High latent heat High total heat ANSWER DOWNLOAD EXAMIANS APP
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