A good refrigerant should have
High latent heat of vaporisation and low freezing point
High operating pressures and low freezing point
High specific volume and high latent heat of vaporisation
Low C.O.P. and low freezing point
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- An Electrolux refrigerator is called a __________ absorption system.
- A pressure gauge on the discharge side of a refrigerant compressor reads too high. The reasons will…
- The condition of refrigerant as it leaves the compressor in a vapour compression system is
- A Bell Coleman refrigerator working on dense air system as compared to open air system, for the same…
- The C.O.P. of an absorption type refrigerator is given by (where T₁ = Temperature at which the…
- Which of the following refrigerant has the lowest freezing point?
- In a vapour absorption refrigeration system, the compressor of the vapour compression system is replaced…
- In a pressure enthalpy chart, the space to the left of the saturated liquid line represents
- Bell Coleman cycle is a
- In actual air-conditioning applications for R-12 and R-22, and operating at a condenser temperature…
- The power per tonne of refrigeration is
- The moisture in a refrigerant is removed by
- A certain refrigerating system has a normal operating suction pressure of 10 kg/cm gauge and condensing…
- The COP of a vapour compression plant in comparison to vapour absorption plant is
- The fluids used in Electrolux refrigerator are
- Under cooling in a refrigeration cycle
- Rating of a domestic refrigerator is of the order of
- The lowest temperature during the cycle in a vapour compression system occurs after
- Cooling water is required for following equipment in ammonia absorption plant
- During humidification process, __________ increases.
- The specific humidity during dehumidification process
- In a refrigeration system, heat absorbed in comparison to heat rejected is
- Air refrigeration operates on
- Critical temperature is the temperature above which
- For better C.O.P of refrigerator, the pressure range corresponding to temperature in evaporator and…
- The formation of frost on cooling coils in a refrigerator
- During dehumidification process, __________ remains constant.
- The wet bulb temperature at 100% relative humidity is ________ dry bulb temperature.
- Which of the following statement is wrong?
- The specific humidity during heating and humidification process.