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A refrigerator operates between 120 kPa and 800 kPa in an ideal vapor compression cycle with R-134a as the refrigerant. The refrigerant enters the compressor as saturated vapor and leaves the condenser as saturated liquid. The mass flow rate of the refrigerant is 0.2 kg/s.
Properties for R -134a are as follows: Saturated R-134a
The rate at which heat is extracted, in kJ/s from the refrigerated space is
[2012]
  • a)
    28.3
  • b)
    42.9
  • c)
    34.4
  • d)
    14.6
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
A refrigerator operates between 120 kPa and 800 kPa in an ideal vapor ...
Rate at which heat is extracted
= m (h1 – h4) = 0.2 (237 – 95.5)
= 28.3 kW
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Most Upvoted Answer
A refrigerator operates between 120 kPa and 800 kPa in an ideal vapor ...
Rate at which heat is extracted
= m (h1 – h4) = 0.2 (237 – 95.5)
= 28.3 kW
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A refrigerator operates between 120 kPa and 800 kPa in an ideal vapor compression cycle with R-134a as the refrigerant. The refrigerant enters the compressor as saturated vapor and leaves the condenser as saturated liquid. The mass flow rate of the refrigerant is 0.2 kg/s.Properties for R -134a are as follows: Saturated R-134aThe rate at which heat is extracted, in kJ/s from the refrigerated space is[2012]a)28.3b)42.9c)34.4d)14.6Correct answer is option 'C'. Can you explain this answer?
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A refrigerator operates between 120 kPa and 800 kPa in an ideal vapor compression cycle with R-134a as the refrigerant. The refrigerant enters the compressor as saturated vapor and leaves the condenser as saturated liquid. The mass flow rate of the refrigerant is 0.2 kg/s.Properties for R -134a are as follows: Saturated R-134aThe rate at which heat is extracted, in kJ/s from the refrigerated space is[2012]a)28.3b)42.9c)34.4d)14.6Correct answer is option 'C'. Can you explain this answer? for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about A refrigerator operates between 120 kPa and 800 kPa in an ideal vapor compression cycle with R-134a as the refrigerant. The refrigerant enters the compressor as saturated vapor and leaves the condenser as saturated liquid. The mass flow rate of the refrigerant is 0.2 kg/s.Properties for R -134a are as follows: Saturated R-134aThe rate at which heat is extracted, in kJ/s from the refrigerated space is[2012]a)28.3b)42.9c)34.4d)14.6Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A refrigerator operates between 120 kPa and 800 kPa in an ideal vapor compression cycle with R-134a as the refrigerant. The refrigerant enters the compressor as saturated vapor and leaves the condenser as saturated liquid. The mass flow rate of the refrigerant is 0.2 kg/s.Properties for R -134a are as follows: Saturated R-134aThe rate at which heat is extracted, in kJ/s from the refrigerated space is[2012]a)28.3b)42.9c)34.4d)14.6Correct answer is option 'C'. Can you explain this answer?.
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