Refrigeration and Air Conditioning A thermostatic expansion valve in a refrigeration system Is suitable only for constant load systems None of these Ensures the evaporator completely filled with refrigerant of the load Maintains different temperatures in evaporator in proportion to load Is suitable only for constant load systems None of these Ensures the evaporator completely filled with refrigerant of the load Maintains different temperatures in evaporator in proportion to load ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning When the air is passed through an insulated chamber having sprays of water maintained at a temperature higher than the dew point temperature of entering air but lower than its dry bulb temperature, then the air is said to be Heated and dehumidified Cooled and dehumidified Heated and humidified Cooled and humidified Heated and dehumidified Cooled and dehumidified Heated and humidified Cooled and humidified ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In air-conditioning of aeroplanes, using air as a refrigerant, the cycle used is Reversed Carnot cycle Reversed Joule cycle Reversed Otto cycle Reversed Brayton cycle Reversed Carnot cycle Reversed Joule cycle Reversed Otto cycle Reversed Brayton cycle ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a psychrometric chart, specific humidity (moisture content) lines are Curved lines Horizontal and uniformly spaced Vertical and uniformly spaced Horizontal and non-uniformly spaced Curved lines Horizontal and uniformly spaced Vertical and uniformly spaced Horizontal and non-uniformly spaced 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 e₁ + e₂ 1/e₁ + 1/e₂ (e₁ + e₂)/ e₁ + e₂ - e₁e₂ e₁e₂ e₁ + e₂ 1/e₁ + 1/e₂ (e₁ + e₂)/ e₁ + e₂ - e₁e₂ e₁e₂ ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The emissivity of a polished silver body is ____ as compared to black body. Low Very low Same High Low Very low Same High ANSWER DOWNLOAD EXAMIANS APP
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