A refrigeration system
Removes heat from a low temperature body and delivers it to a high temperature body
Removes heat from a high temperature body and delivers it to a low temperature body
Rejects energy to a low temperature body
None of the above
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- In a lithium bromide absorption refrigeration system
- During adiabatic saturation process on unsaturated air __________ remains constant.
- A refrigeration system
- The process of under-cooling is generally brought about by
- Degree of saturation or percentage humidity is
- A Bell Coleman refrigerator working on dense air system as compared to open air system, for the same…
- On the pressure-enthalpy diagram, condensation and desuperheating is represented by a horizontal line…
- The undesirable property of a refrigerant is
- Air refrigeration operates on
- The Freon group of refrigerants are
- The C.O.P. of a Carnot refrigerator in winter will be _________ as compared to C.O.P. in summer.
- The humidity ratio or specific humidity is the mass of water vapour present in
- The freezing point of sulphur dioxide is
- Wet bulb temperature is the temperature of air recorded by a thermometer, when
- The reduced ambient air cooling system has
- The difference between dry bulb temperature and dew point temperature, is called
- For ammonia refrigerating systems, the tubes of a shell and tube condenser are made of
- Air conditioning means
- Nusselt number (NN) is given by
- During sensible cooling of air, specific humidity
- The C.O.P of a refrigeration cycle with increase in evaporator temperature, keeping condenser temperature…
- Which of the following refrigerant has the lowest freezing point?
- The boiling point of carbon dioxide is
- The thermostatic expansion valve is used in __________ type of evaporators.
- Moisture should be removed from refrigerants to avoid
- Air refrigerator works on
- An Electrolux refrigerator is called a __________ absorption system.
- In mechanical refrigeration system, the refrigerant has the maximum temperature
- Relative humidity is given by (where pv = Partial pressure of water vapour, pb = Barometric pressure,…
- When the air is passed through an insulated chamber having sprays of water maintained at a temperature…