Refrigeration and Air Conditioning The alignment circle is marked on the psychrometric chart at 20°C DBT and 50% RH 26°C DBT and 60% RH 26°C DBT and 50% RH 20°C DBT and 60% RH 20°C DBT and 50% RH 26°C DBT and 60% RH 26°C DBT and 50% RH 20°C DBT and 60% RH ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Pick up the correct statement about giving up of heat from one medium to other in ammonia absorption system Weak solution to strong solution Strong solution to weak solution Strong solution to ammonia vapour Ammonia vapours to weak solution Weak solution to strong solution Strong solution to weak solution Strong solution to ammonia vapour Ammonia vapours to weak solution ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A pressure gauge on the discharge side of a refrigerant compressor reads too high. The reasons will be Lack of cooling water All of these Dirty condenser surface Water temperature being high Lack of cooling water All of these Dirty condenser surface Water temperature being high ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Hydrogen is used in Electrolux refrigeration system so as to _________ the rate of evaporation of the liquid ammonia passing through the evaporator. None of these Equalize Reduce Increase None of these Equalize Reduce Increase ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A good refrigerant should have Low C.O.P. and low freezing point High operating pressures and low freezing point High specific volume and high latent heat of vaporisation High latent heat of vaporisation and low freezing point Low C.O.P. and low freezing point High operating pressures and low freezing point High specific volume and high latent heat of vaporisation High latent heat of vaporisation and low freezing point ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The conditioned air supplied to the room must have the capacity to take up Room latent heat load only None of the listed here Room sensible heat load only Both room sensible heat and latent heat loads Room latent heat load only None of the listed here Room sensible heat load only Both room sensible heat and latent heat loads ANSWER DOWNLOAD EXAMIANS APP
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