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A refrigerator operates on the cycle shown. The temperature, pressure, and volume of the coolant in each of the four states a, b, c, and d are given in the table. (Young and Freedman Problem 20-48) State a b с d T P (°C) (kPa) 80 80 5 5 2305 2305 363 363 V (m³) 0.0682 0.00946 0.2202 0.4513 Condenser b Expansion valve Energy (kJ) 1969 1171 1005 1657 с Compressor Evaporator Percentage that is liquid 1 100 54 5 a) In each cycle, how much heat is taken from inside the refrigerator into the coolant while the coolant is in the evaporator? b) In each cycle, how much heat is exhausted from the coolant into the air outside the refrigerator while the coolant is in the condenser? c) In each cycle, how much work is done by the motor that operates the compressor? V

A refrigerator operates on the cycle shown. The temperature, pressure, and volume of the coolant in each of the four states a, b, c, and d are given in the table. (Young and Freedman Problem 20-48) State a b с d T P (°C) (kPa) 80 80 5 5 2305 2305 363 363 V (m³) 0.0682 0.00946 0.2202 0.4513 Condenser b Expansion valve Energy (kJ) 1969 1171 1005 1657 с Compressor Evaporator Percentage that is liquid 1 100 54 5 a) In each cycle, how much heat is taken from inside the refrigerator into the coolant while the coolant is in the evaporator? b) In each cycle, how much heat is exhausted from the coolant into the air outside the refrigerator while the coolant is in the condenser? c) In each cycle, how much work is done by the motor that operates the compressor? V

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Using the concepts in Energy Flow Diagram of a Refrigerator under Cyclic Process answer the set of problems below:

A refrigerator operates on the cycle shown. The temperature, pressure, and volume of the coolant in each of the four states a, b, c, and d are given in the table. (Young and Freedman Problem 20-48) State a b с d T (°C) 80 80 5 5 P (kPa) 2305 2305 363 363 V (m³) 0.0682 0.00946 0.2202 0.4513 0 b Condenser Expansion valve с Energy (kJ) 1969 1171 1005 1657 Compressor Evaporator Percentage that is liquid 1 100 54 5 a) In each cycle, how much heat is taken from inside the refrigerator into the coolant while the coolant is in the evaporator? b) In each cycle, how much heat is exhausted from the coolant into the air outside the refrigerator while the coolant is in the condenser? c) In each cycle, how much work is done by the motor that operates the compressor? d V
Transcribed Image Text:A refrigerator operates on the cycle shown. The temperature, pressure, and volume of the coolant in each of the four states a, b, c, and d are given in the table. (Young and Freedman Problem 20-48) State a b с d T (°C) 80 80 5 5 P (kPa) 2305 2305 363 363 V (m³) 0.0682 0.00946 0.2202 0.4513 0 b Condenser Expansion valve с Energy (kJ) 1969 1171 1005 1657 Compressor Evaporator Percentage that is liquid 1 100 54 5 a) In each cycle, how much heat is taken from inside the refrigerator into the coolant while the coolant is in the evaporator? b) In each cycle, how much heat is exhausted from the coolant into the air outside the refrigerator while the coolant is in the condenser? c) In each cycle, how much work is done by the motor that operates the compressor? d V
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