Refrigeration and Air Conditioning Short horizontal lines on pressure-enthalpy chart show Constant entropy lines Constant temperature lines Constant total heat lines Constant pressure lines Constant entropy lines Constant temperature lines Constant total heat lines Constant pressure lines ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The vertical and uniformly spaced lines on a psychrometric chart indicates Dry bulb temperature Specific humidity Wet bulb temperature Dew point temperature Dry bulb temperature Specific humidity Wet bulb temperature Dew point temperature ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Vapour compression refrigeration is somewhat like Carnot cycle Reversed Carnot cycle None of these Carnot cycle Reversed Carnot cycle None of these 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.)P = ( ( O.P)P = ( O.P)R - 1 O.P.)R + 1 O.P)P = ( ( O.P)R ( O.P.)R + 2 ( O.P.)P = ( O.P.)P = ( ( O.P)P = ( O.P)R - 1 O.P.)R + 1 O.P)P = ( ( O.P)R ( O.P.)R + 2 ( ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The specific humidity during cooling and dehumidification Decreases Remains constant Increases None of these Decreases Remains constant Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In vapour compression cycle, the condition of refrigerant is very wet vapour Before passing through the condenser Before entering the compressor After passing through the condenser After passing through the expansion or throttle valve Before passing through the condenser Before entering the compressor After passing through the condenser After passing through the expansion or throttle valve ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS