1. The four heat engines shown below have themaximum possible efficiency. Rank from smallest tolargest, the efficiencies to of these heat engines.Нот600 KНот300 KНот600 KНот100 K#1#2#4300 KCOLD150 KCOLDCOLD100 KCOLD75 К2. A refrigerator has COP of 3.2. How much workmust be supplied to the refrigerator in order toremove 320 J of heat from its interior?

The efficiency of the heat engine 1 is η1=1-TcTh=1-300600=0.5 Efficiency of the heat engine 2 is…

1. The four heat engines shown below have the maximum possible efficiency. Rank from smallest to largest, the efficiencies to of these heat engines. Нот 600 K Нот 300 K Нот 600 K Нот 100 K #2 #3 #4 COLD 300 K COLD 150 K COLD 100 K COLD 75 K %23

1. The four heat engines shown below have the maximum possible efficiency. Rank from smallest to largest, the efficiencies to of these heat engines. Нот 600 K Нот 300 K Нот 600 K Нот 100 K #2 #3 #4 COLD 300 K COLD 150 K COLD 100 K COLD 75 K %23

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

Chapter45: Domestic Refrigerators And Freezers

Section: Chapter Questions

Problem 2RQ: The operating condition for the single compressor in a household refrigerator is the lowest box...

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Question

1. The four heat engines shown below have the
maximum possible efficiency. Rank from smallest to
largest, the efficiencies to of these heat engines.
Нот
600 K
Нот
300 K
Нот
600 K
Нот
100 K
#1
#2
#4
300 K
COLD
150 K
COLD
COLD
100 K
COLD
75 К
2. A refrigerator has COP of 3.2. How much work
must be supplied to the refrigerator in order to
remove 320 J of heat from its interior?

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