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GATE 2025 || Refrigeration & Air Conditioning || Foundation Quiz 27
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Question 1
The leaks in a refrigeration system using Freon are detected by _________.
Question 2
Which of the following is not a advantage of Vortex Tube (Non-Conventional) refrigeration system?
Question 3
A VCRS system uses Refrigerant R-134 and operates b/w 0.15 MPa and 80 kPa, if the values of enthalpy at entry and exit of evaporator are 78 kJ/kg and 178 kJ/Kg and enthalpy at inlet of condenser is 220 kJ/kg . If the power supplied to the compressor is 4.2 kW. What is the refrigeration capacity of the refrigeration plant _________ (in kW)?
Question 4
If B .P.F = Bypass factor, then for the phenomenon of sensible heating of air, the coil efficiency can be derived as
Question 5
Two reversible refrigerators are arranged in series and their COP’s are 4 and 6. The COP of Cascade refrigeration system would be ___________.
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