Refrigeration and Air Conditioning In a lithium bromide absorption refrigeration system Lithium bromide is used as a refrigerant and water as an absorbent None of these Ammonia is used as a refrigerant and lithium bromide as an absorbent Water is used as a refrigerant and lithium bromide as an absorbent Lithium bromide is used as a refrigerant and water as an absorbent None of these Ammonia is used as a refrigerant and lithium bromide as an absorbent Water is used as a refrigerant and lithium bromide as an absorbent ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The refrigeration effect in a dry evaporator compared to flooded evaporator in a similar plant is Same Less More or less depending on ambient conditions More Same Less More or less depending on ambient conditions More ANSWER DOWNLOAD EXAMIANS APP
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) 50 kJ/kg 25 kJ/kg 125 kJ/kg 100 kJ/kg 50 kJ/kg 25 kJ/kg 125 kJ/kg 100 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Aqua ammonia is used as refrigerant in the following type of refrigeration system Direct Indirect Absorption Compression Direct Indirect Absorption Compression ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The conditioned air supplied to the room must have the capacity to take up Both room sensible heat and latent heat loads None of the listed here Room sensible heat load only Room latent heat load only Both room sensible heat and latent heat loads None of the listed here Room sensible heat load only Room latent heat load only ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In a reversed Brayton cycle, the heat is absorbed by the air during Constant pressure cooling process Isentropic expansion process Constant pressure expansion process Isentropic compression process Constant pressure cooling process Isentropic expansion process Constant pressure expansion process Isentropic compression process ANSWER DOWNLOAD EXAMIANS APP
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