A low wet bulb temperature indicates very __________ humidity.

More Questions from Heat Transfer, Refrigeration and Air Conditioning

• A refrigerating system operating on reversed Brayton refrigeration cycle is used for maintaining 250 K. If the temperature at the end of constant pressure cooling is 300 K and rise in the temperature of air in the refrigerator is 50 K, then the net work of compression will be (assume air as working substance with cp = 1 kJ/kg)
• In chemical dehumidification process,
• The highest temperature during the cycle in a vapour compression system occurs after evaporation.
• During dehumidification process, __________ remains constant.
• In a psychrometric chart, dew point temperature lines are horizontal and non-uniformly spaced.
• A simple air cooling system is good for __________ flight speeds.
• Sulphur dioxide has the lowest boiling point.
• The lowest thermal diffusivity is of
• The ratio of actual heat transfer to the maximum possible heat transfer is known as heat exchanger effectiveness.
• The unit of overall coefficient of heat transfer is

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