An engine from a quany vehicle used in the Buid a Beach program of DEMR has a power requirement of 560 kw. Per hour of its operation, it ejects 234 MJ into its suroundings at 50 C. It it behaves like a Cornot engine, answer the questions below. a. How much work (MJ) is done by the engine per hour? b. What is the efficiency (%) of the engine? c. What is the temperature ("C) of the hot reservoir?

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
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5. An engine trom a quary vehicle used in the Buid a Beach program of DEMR has a
power requirement of 560 kw. Per hour of its operation. it ejects 234 MJ into its
suroundings at 50 °C. If it behaves like a Carnot engine, answer the questions below.
a. How much work (MJ) s done by the engine per hour?
b. What is the efficiency (%) of the engine?
c. What is the temperature ("C) of the hot reservoir?
Transcribed Image Text:5. An engine trom a quary vehicle used in the Buid a Beach program of DEMR has a power requirement of 560 kw. Per hour of its operation. it ejects 234 MJ into its suroundings at 50 °C. If it behaves like a Carnot engine, answer the questions below. a. How much work (MJ) s done by the engine per hour? b. What is the efficiency (%) of the engine? c. What is the temperature ("C) of the hot reservoir?
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