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 Absolute humidity Degree of saturation Humidity ratio Relative humidity Absolute humidity Degree of saturation ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning An important characteristic of absorption system of refrigeration is quiet operation cooling below 0°C very little power consumption noisy operation quiet operation cooling below 0°C very little power consumption noisy operation ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Freon group of refrigerants are Non-inflammable and toxic Inflammable Nontoxic and non-inflammable Toxic Non-inflammable and toxic Inflammable Nontoxic and non-inflammable Toxic ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A human body feels comfortable when the heat produced by the metabolism of human body is equal to the Heat stored in the human body Sum of (A) and (B) Difference of (A) and (B) Heat dissipated to the surroundings Heat stored in the human body Sum of (A) and (B) Difference of (A) and (B) Heat dissipated to the surroundings ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The power per tonne of refrigeration is 3.5/C.O.P. 3.5 × C.O.P. O.P/3.5 None of these 3.5/C.O.P. 3.5 × C.O.P. O.P/3.5 None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Vertical lines on pressure-enthalpy chart show constant Pressure lines Entropy lines Temperature lines Total heat lines Pressure lines Entropy lines Temperature lines Total heat lines ANSWER DOWNLOAD EXAMIANS APP