1. Define the efficiency of a heat engine.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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3/ Midterm Exam / Midterm Examination
1. Define the efficiency of a heat engine.
2. Calculate the Carnot efficiency of a Stirling engine that takes heat from the concentrated sunlight at a temperature
of 400°C and rejects heat to a cold air at 30°C.
3. If 1000 W of solar power is added to the engine mentioned above, how much of this power is converted to
mechanical power?
Transcribed Image Text:3/ Midterm Exam / Midterm Examination 1. Define the efficiency of a heat engine. 2. Calculate the Carnot efficiency of a Stirling engine that takes heat from the concentrated sunlight at a temperature of 400°C and rejects heat to a cold air at 30°C. 3. If 1000 W of solar power is added to the engine mentioned above, how much of this power is converted to mechanical power?
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