What is the refrigerator's power input if it operates at 70 cycles per second? Express your answer to two significant figures and include the appropriate units. ? P. 2.33926 kW Submit Previous Answers Reguest Answer ure < 1 of 1 X Incorrect; Try Again; 4 attempts remaining P (kPa) < Return to Assignment Provide Feedback Adiabats 150 T % 20 40 60 80 100 V (cm')
What is the refrigerator's power input if it operates at 70 cycles per second? Express your answer to two significant figures and include the appropriate units. ? P. 2.33926 kW Submit Previous Answers Reguest Answer ure < 1 of 1 X Incorrect; Try Again; 4 attempts remaining P (kPa) < Return to Assignment Provide Feedback Adiabats 150 T % 20 40 60 80 100 V (cm')
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Transcribed Image Text:Part A
A refrigerator using helium gas operates on the reversed cycle shown in the following
figure. Assume that T = -22 °C and T2 = -68 °C.(Eigure 1)
What is the refrigerator's coefficient of performance?
Express your answer using two significant figures.
K = 1.2
Submit
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v Correct
Part B
What is the refrigerator's power input if it operates at 70 cycles per second?
Express your answer to two significant figures and include the appropriate units.
TH HẢ
?
P = 2.33926
kW
Submit
Previous Answers Request Answer
X Incorrect; Try Again; 4 attempts remaining
Figure
< 1 of 1
p (kPa)
< Return to Assignment
Provide Feedback
Adiabats
150-
V (cm³)
20
40 60
80 100
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