Refrigeration and Air Conditioning The wet bulb temperature at 100% relative humidity is___ dry bulb temperature. Lower than Same as Higher than None of the listed here Lower than Same as Higher than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The formation of frost on cooling coils in a refrigerator Improves C.O.P. of the system Reduces power consumption Increases heat transfer Increases power consumption Improves C.O.P. of the system Reduces power consumption Increases heat transfer Increases power consumption 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 1/e₁ + 1/e₂ e₁ + e₂ e₁e₂ (e₁ + e₂)/ e₁ + e₂ - e₁e₂ 1/e₁ + 1/e₂ e₁ + e₂ e₁e₂ (e₁ + e₂)/ e₁ + e₂ - e₁e₂ ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The vapour pressure of refrigerant should be Lower than atmospheric pressure Higher than atmospheric pressure Could be anything Equal to atmospheric pressure Lower than atmospheric pressure Higher than atmospheric pressure Could be anything Equal to atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the maximum ozone depletion potential in the stratosphere? Fluorine Sulphur dioxide Ammonia Carbon dioxide Fluorine Sulphur dioxide Ammonia Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a vapour compression cycle, the refrigerant immediately after expansion valve is Wet vapour Saturated liquid Sub-cooled liquid Liquid Wet vapour Saturated liquid Sub-cooled liquid Liquid ANSWER DOWNLOAD EXAMIANS APP
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