Refrigeration and Air Conditioning For evaporators and condensers, for the given conditions, the logarithmic mean temperature difference (tm) for parallel flow is ________ that for counter flow. None of these Greater than Equal to Less than None of these Greater than Equal to Less than ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The total pressure exerted by the mixture of air and water vapour is equal to the sum of pressures which each constituent would exert, if it occupied the same space by itself. This statement is called Kinetic theory of gases Avogadro's hypothesis Dalton's law of partial pressures Newton's law of gases Kinetic theory of gases Avogadro's hypothesis Dalton's law of partial pressures Newton's law of gases ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A standard ice point temperature corresponds to the temperature of Ice at 4°C Water at 0°C Solid and dry ice Mixture of ice and water under equilibrium conditions Ice at 4°C Water at 0°C Solid and dry ice Mixture of ice and water under equilibrium conditions ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning An infinite parallel planes with emissivities e₁ and e₂, the interchange factor for radiation from surface 1 to surface 2 is given by e₁e₂ 1/e₁ + 1/e₂ e₁ + e₂ (e₁ + e₂)/ e₁ + e₂ - e₁e₂ e₁e₂ 1/e₁ + 1/e₂ e₁ + e₂ (e₁ + e₂)/ e₁ + e₂ - e₁e₂ ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In refrigerators, the temperature difference between the evaporating refrigerant and the medium being cooled should be Zero Any value As low as possible (3 to 11°C) High, of the order of 25° Zero Any value As low as possible (3 to 11°C) High, of the order of 25° ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The vertical and uniformly spaced lines on a psychrometric chart indicates Dry bulb temperature Dew point temperature Specific humidity Wet bulb temperature Dry bulb temperature Dew point temperature Specific humidity Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP