Refrigeration and Air Conditioning The central air conditioning system has ___________ overall efficiency as compared to individual systems. Same None of these Lower Higher Same None of these Lower Higher ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Dry bulb temperature is the temperature of air recorded by a thermometer, when The moisture present in it begins to condense None of the listed here It is not affected by the moisture present in the air Its bulb is surrounded by a wet cloth exposed to the air The moisture present in it begins to condense None of the listed here It is not affected by the moisture present in the air Its bulb is surrounded by a wet cloth exposed to the air ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The domestic refrigerator uses following type of compressor Centrifugal Miniature sealed unit Axial Piston type reciprocating Centrifugal Miniature sealed unit Axial Piston type reciprocating ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The coefficient of performance (C.O.P.) of a refrigerator working as a heat pump is given by ( O.P.)P = ( O.P.)R + 1 O.P.)R + 2 O.P)R O.P)R - 1 O.P.)P = ( ( O.P)P = ( O.P)P = ( ( ( ( O.P.)P = ( O.P.)R + 1 O.P.)R + 2 O.P)R O.P)R - 1 O.P.)P = ( ( O.P)P = ( O.P)P = ( ( ( ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The thermostatic expansion valve operates on the changes in the Temperature of the evaporator Pressure in the evaporator Degree of superheat at exit from the evaporator None of these Temperature of the evaporator Pressure in the evaporator Degree of superheat at exit from the evaporator None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Air refrigerator works on Both (A) and (B) None of these Bell Coleman cycle Reversed Carnot cycle Both (A) and (B) None of these Bell Coleman cycle Reversed Carnot cycle ANSWER DOWNLOAD EXAMIANS APP
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