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 0.67 0.3 0.6 1.5 0.67 0.3 0.6 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Which of the following refrigerant has the maximum ozone depletion potential in the stratosphere? Ammonia Carbon dioxide Sulphur dioxide Fluorine Ammonia Carbon dioxide Sulphur dioxide Fluorine ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In refrigerator, liquid receiver is required between condenser and flow controlling device, if quantity of refrigerant for system is More than or equal to 3.65 kg There is no such consideration Less than 2 kg More than 10 kg More than or equal to 3.65 kg There is no such consideration Less than 2 kg More than 10 kg 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)R - 1 O.P.)P = ( ( ( O.P.)P = ( O.P)R O.P.)R + 1 O.P)P = ( ( O.P)P = ( O.P.)R + 2 ( O.P)R - 1 O.P.)P = ( ( ( O.P.)P = ( O.P)R O.P.)R + 1 O.P)P = ( ( O.P)P = ( O.P.)R + 2 ( ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The alignment circle is marked on the psychrometric chart at 26°C DBT and 50% RH 26°C DBT and 60% RH 20°C DBT and 60% RH 20°C DBT and 50% RH 26°C DBT and 50% RH 26°C DBT and 60% RH 20°C DBT and 60% RH 20°C DBT and 50% RH ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The C.O.P. of a refrigeration cycle with lowering of condenser temperature, keeping the evaporator temperature constant, will Remain unaffected May increase or decrease depending on the type of refrigerant used Increase Decrease Remain unaffected May increase or decrease depending on the type of refrigerant used Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
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