The radiation emitted by a black body is known as

More Questions from Heat Transfer, Refrigeration and Air Conditioning

• In case of liquids and gases, the heat transfer takes place according to
• The minimum temperature to which water can be cooled in a cooling tower is
• The specific humidity during heating and humidification process.
• The process of adding moisture to the air, without change in its dry bulb temperature, is known as humidification.
• The boiling point of __________ is -10.5°C.
• The operating pressure for refrigerating units using R-12 as a refrigerant is
• The super-heating in a refrigeration cycle
• The C.O.P. of a Carnot refrigerator in winter will be __________ as compared to C.O.P. in summer.
• The thermostatic expansion valve operates on the changes in the
• According to Prevost's theory of exchanges, every body irrespective of its temperature continuously emit heat radiations to the surrounding bodies and at the same time receives heat radiations from the surrounding bodies.

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