Q179
In actual air-conditioning applications for R-12 and R-22, and operating at a condenser temperature of 40°C and an evaporator temperature of 5°C, the heat rejection factor is about
A.
1
B.
1.12
AnswerC.
2.15
D.
5.12
Answer: Option B
Solution
Answer: Option B
Solution:
T1 = 5°C or 273 + 5 = 278KT2 = 40°C or 273 + 40 = 313K