Dry bulb temperature is the temperature of air recorded by a thermometer, when
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 above
- During cooling and dehumidification, dry bulb temperature
- Degree of saturation or percentage humidity is
- In a vapour compression system, the condition of refrigerant is dry saturated vapour
- The wet bulb temperature at 100% relative humidity is ________ dew point temperature.
- Efficiency of a Carnot engine is given as 80%. If the cycle direction be reversed, what will be the…
- The lowest temperature during the cycle in a vapour compression system occurs after
- Absorption system normally uses the following refrigerant
- In aqua ammonia absorption refrigeration system, incomplete rectification leads to accumulation of water…
- In a bootstrap air evaporative cooling system, the evaporator is provided
- The COP of a domestic refrigerator
- The relative coefficient of performance is
- Presence of moisture in a refrigerant affects the working of
- The C.O.P. of a heat pump working on a reversed Carnot cycle is
- In Electrolux refrigerator
- Which of the following refrigerant has the maximum ozone depletion potential in the stratosphere?
- The refrigeration effect in a dry evaporator compared to flooded evaporator in a similar plant is
- Condensing temperature in a refrigerator is the temperature
- One of the purposes of sub cooling the liquid refrigerant is to
- A heat pump working on a reversed Carnot cycle has a C.O.P. of 5. It works as a refrigerator taking…
- For evaporators and condensers, for the given conditions, the logarithmic mean temperature difference…
- Which of the following is not a desirable property of a refrigerant?
- The suction pipe diameter of refrigerating unit compressor in comparison to delivery side is
- Nusselt number (NN) is given by
- A certain refrigerating system has a normal operating suction pressure of 10 kg/cm gauge and condensing…
- For proper refrigeration in a cabinet, if the temperature and vapour pressure difference between cabinet…
- A pressure gauge on the discharge side of a refrigerant compressor reads too high. The reasons will…
- The C.O.P. of an absorption type refrigerator is given by (where T₁ = Temperature at which the…
- The humidification process, on the psychrometric chart is shown by
- Cooling water is required for following equipment in ammonia absorption plant
- Air refrigerator works on