Q8. In a refrigeration system using Refrigerant-134a as a working fluid, which condenser pressure will provide the highest coefficient of performance if heat is rejected to a medium at 40°C? a. 0.5 MPa b. 1 MPa TH= 4₂°C {conderide c. 1.2 MPa d. 2 MPa

Q8. In a refrigeration system using Refrigerant-134a as a working fluid, which condenser pressure will provide the highest coefficient of performance if heat is rejected to a medium at 40°C? a. 0.5 MPa b. 1 MPa TH= 4₂°C {conderide c. 1.2 MPa d. 2 MPa

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter28: Special Refrigeration Applications

Section: Chapter Questions

Problem 10RQ: Why is truck refrigeration designed to provide low- and medium-temperature refrigeration?

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Question

The answer is 1.2Mpa ,Show work in handwritten format .

Q8. In a refrigeration system using Refrigerant-134a as a working fluid, which condenser
pressure will provide the highest coefficient of performance if heat is rejected to a
medium at 40°C?
TH= 4₂°C
{conderside
a. 0.5 MPa
b.
1 MPa
c. 1.2 MPa
d. 2 MPa
2

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