The undesireable property of a refrigerant is

More Questions from Heat Transfer, Refrigeration and Air Conditioning

• The expression Q = ρ AT4 is called
• In actual air-conditioning applications for R-12 and R-22, and operating at a condenser temperature of 40° C and an evaporator temperature of 5° C, the heat rejection factor is about
• The heating of air, without any change in its specific humidity, is known as sensible heating.
• In counter-current flow heat exchangers
• In a refrigeration system, the expansion device is connected between the
• During sensible cooling of air, specific humidity
• Thermal conductivity of solid metals __________ with rise in temperature.
• An evaporator is also known as
• Stefan-Boltzmann law is applicable for heat transfer by convection.
• The unit of Stefan-Boltzmann constant is

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