A one tonne refrigerating machine means that
One tonne is the total mass of machine
One tonne refrigerant is used
One tonne of water can be converted into ice
One tonne of ice when melts from and at 0° C in 24 hours, the refrigeration effect is equivalent to 210 kJ/min
- An Electrolux refrigerator is called a __________ absorption system.
- In aircraft, air refrigeration Cycle is used because of
- Presence of moisture in a refrigerant affects the working of
- Which of the following refrigerant is highly toxic and flammable?
- The thermal diffusivity for gases is generally __________ those for liquids.
- Highest pressure encountered in a refrigeration system should be
- The comfort conditions in air conditioning are at (where DBT = Dry bulb temperature, and RH = Relative…
- The condition of refrigerant as it leaves the compressor in a vapour compression system is
- The fluids used in Electrolux refrigerator are
- In S.J. unit, one ton of refrigeration is equal to
- In a domestic vapour compression refrigerator, the refrigerant commonly used is
- Most of the domestic refrigerators work on the following refrigeration system
- A refrigeration system
- The change in evaporator temperature in a refrigeration cycle, as compared to change in condenser temperature,…
- In order to collect liquid refrigerant and to prevent it from going to a ________, a device known as…
- Short horizontal lines on pressure-enthalpy chart show
- The air cooling system mostly used in transport type aircrafts is
- In a vapour compression system, the condition of refrigerant before passing through the condenser is
- The boiling point of ammonia is
- R-12 is generally preferred over R-22 in deep freezers since
- The process, generally used in winter air-conditioning to warm and humidity the air, is called
- In order to cool and dehumidify a stream of moist air, it must be passed over the coil at a temperature
- In larger industrial and commercial reciprocating compression systems, refrigerant widely used is
- The human body feels comfortable when the heat stored in the body is
- Which of the following refrigerant has the lowest boiling point?
- For large tonnage (more than 200 TR) air-conditioning applications, the compressor recommended is
- One tonne of refrigeration (1TR) means that the heat removing capacity is
- Choose the correct statement
- If a gas is to be liquefied, its temperature must be
- A reversible engine has ideal thermal efficiency of 30%. When it is used as a refrigerating machine…