Refrigeration and Air Conditioning The mass of water vapour present in __________ is called absolute humidity. 1 m3 of dry air 1 kg of wet air 1 m3 of water 1 kg of dry air 1 m3 of dry air 1 kg of wet air 1 m3 of water 1 kg of dry air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance of a domestic refrigerator is ________ as compared to a domestic air-conditioner. Less Same None of these More Less Same None of these More ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The desirable property of a refrigerant is All of these Low boiling point High critical temperature High latent heat of vaporisation All of these Low boiling point High critical temperature High latent heat of vaporisation ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following statement is correct for ammonia as a refrigerant? It requires large displacement per TR compared to fluoro carbons. It is toxic to mucous membranes. All of these It reacts with copper and its alloys. It requires large displacement per TR compared to fluoro carbons. It is toxic to mucous membranes. All of these It reacts with copper and its alloys. ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a psychrometric process, the sensible heat added is 30 kJ/s and the latent heat added is 20 kJ/s. The sensible heat factor for the process will be 1.5 0.3 0.67 0.6 1.5 0.3 0.67 0.6 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During sensible cooling of air, specific humidity Decreases Remains constant None of the listed here Increases Decreases Remains constant None of the listed here Increases ANSWER DOWNLOAD EXAMIANS APP
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