Refrigeration and Air Conditioning In a vapour compression system, the condition of refrigerant is dry saturated vapour After leaving the condenser Before entering the compressor After leaving the compressor Before entering the condenser After leaving the condenser Before entering the compressor After leaving the compressor Before entering the condenser ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A thermostatic expansion valve in a refrigeration system Ensures the evaporator completely filled with refrigerant of the load Maintains different temperatures in evaporator in proportion to load None of these Is suitable only for constant load systems Ensures the evaporator completely filled with refrigerant of the load Maintains different temperatures in evaporator in proportion to load None of these Is suitable only for constant load systems ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Absorption system normally uses the following refrigerant Freon-22 Freon-11 CO2 Ammonia Freon-22 Freon-11 CO2 Ammonia ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning In order to cool and dehumidify a stream of moist air, it must be passed over the coil at a temperature Which lies between the wet bulb and dew point temperatures of the incoming stream Of adiabatic saturation of incoming stream Which lies between the dry bulb and wet bulb temperatures of the incoming stream Which is lower than the dew point temperature of the incoming stream Which lies between the wet bulb and dew point temperatures of the incoming stream Of adiabatic saturation of incoming stream Which lies between the dry bulb and wet bulb temperatures of the incoming stream Which is lower than the dew point temperature of the incoming stream ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The operating temperature of a cold storage is -2°C. The heat leakage from the surrounding is 30 kW for the ambient temperature of 40°C. The actual C.O.P. of refrigeration plant used is one fourth that of ideal plant working between the same temperatures. The power required to drive the plant is 18.6 kW 1.86 kW 7.44 kW 3.72 kW 18.6 kW 1.86 kW 7.44 kW 3.72 kW ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The evolution of heat of solution takes place in ammonia absorption plant when Lithium bromide mixes with ammonia Ammonia vapour is driven out of solution Weak solution mixes with strong solution Ammonia vapour goes into solution Lithium bromide mixes with ammonia Ammonia vapour is driven out of solution Weak solution mixes with strong solution Ammonia vapour goes into solution ANSWER DOWNLOAD EXAMIANS APP
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