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REFRIGERATION AND AIR CONDITIONING QUIZ

The capillary tube, as an expansion device, is used in

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During humidification process, __________ increases.

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It is desired to condition the outside air from 70% relative humidity and 45° C dry bulb temperature to 50% relative humidity and 25° C dry bulb temperature (room condition). The practical arrangement will be

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As relative humidity decreases, the dew point temperature will be ___ wet bulb temperature.

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The relative coefficient of performance is

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The lower horizontal line of the refrigeration cycle plotted on pressure-enthalpy diagram represents

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During dehumidification process, _________ remains constant.

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The thermostatic expansion valve operates on the changes in the

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The horizontal and non-uniformly spaced lines on a psychrometric chart indicates

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Aqua ammonia is used as refrigerant in the following type of refrigeration system

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