From your list in Problem 1.2, select two devices, or parts of those devices, that you can
Question:
From your list in Problem 1.2, select two devices, or parts of those devices, that you can represent as closed systems. Sketch each device, show the system boundary as a dotted line, and label as needed to make your sketch intelligible. Discuss why your choice encloses a closed system.
Problem 1.2
Transcribed Image Text:
Device Toaster Air conditioner Light bulb Clothes iron Refrigerator Form of Energy Input Electrical energy Electrical energy Electrical energy Electrical energy Electrical energy Form of Energy Output Heat transfer from the hot metal strips Heat transfer from cold to hot regions Heating of bulb by electrical resistance of the filament Heat transfer Heat transfer to kitchen
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Related Book For
Thermodynamics Concepts And Applications
ISBN: 9781107179714
2nd Edition
Authors: Stephen R. Turns, Laura L. Pauley
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