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As shown in the figure below, a reversible power cycle receives energy QH by heat transfer from a hot reservoir at TH and rejects energy Qc by heat transfer to a cold reservoir at Tc. Hot reservoir at TH Boundary Weycde Cold reservoir at Te (a) If TH = 600 K and Tc = 400 K, what is the thermal efficiency? (b) If TH = 500°C, Tc = 20°C, and Wcvcle = 1800 kJ, what are QH and Qc, each in kJ? (c) If ŋ = 70% and Tc = 40°F, what is TH, in °F? %3D (d) If ŋ = 40% and TH = 1027°C, what is Tc, in °C?

As shown in the figure below, a reversible power cycle receives energy QH by heat transfer from a hot reservoir at TH and rejects energy Qc by heat transfer to a cold reservoir at Tc. Hot reservoir at TH Boundary Weycde Cold reservoir at Te (a) If TH = 600 K and Tc = 400 K, what is the thermal efficiency? (b) If TH = 500°C, Tc = 20°C, and Wcvcle = 1800 kJ, what are QH and Qc, each in kJ? (c) If ŋ = 70% and Tc = 40°F, what is TH, in °F? %3D (d) If ŋ = 40% and TH = 1027°C, what is Tc, in °C?

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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As shown in the figure below, a reversible power cycle receives energy QH by heat transfer from a hot reservoir at TH and rejects energy Qc by heat transfer to a cold reservoir at Tc. Hot reservoir at T OH Boundary Weyde Cold reservoir c at Te (a) If TH = 600 Kand Tc = 400 K, what is the thermal efficiency? (b) If TH = 500°C, Tc = 20°C, and Weycle = 1800 kJ, what are QH and Qc, each in kJ? (c) If ŋ = 70% and Tc = 40°F, what is TH, in °F? (d) If n = 40% and TH = 1027°C, what is Tc, in °C?
Transcribed Image Text:As shown in the figure below, a reversible power cycle receives energy QH by heat transfer from a hot reservoir at TH and rejects energy Qc by heat transfer to a cold reservoir at Tc. Hot reservoir at T OH Boundary Weyde Cold reservoir c at Te (a) If TH = 600 Kand Tc = 400 K, what is the thermal efficiency? (b) If TH = 500°C, Tc = 20°C, and Weycle = 1800 kJ, what are QH and Qc, each in kJ? (c) If ŋ = 70% and Tc = 40°F, what is TH, in °F? (d) If n = 40% and TH = 1027°C, what is Tc, in °C?
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