311_guide2

311_guide2 - ME/NE 311 Introduction to Thermal and Fluid...

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ME 311 Reading Guide #2 1/3 ME/NE 311 Introduction to Thermal and Fluid Sciences Reading Guide #2 Chapter 2 Sections 1 through 3, and 5 through 7 Section 2.1: First Law of Thermodynamics 1. The first law of thermodynamics is also known as the conservation of ______________________. 2. The form of the first law of thermodynamics, Δ E = Q W , is applicable to _____________________ systems. 3. The total energy of a system, denoted by the capital letter E, consists of what three types of energy? _____________________________, __________________________, ______________________________ 4. Δ E = E 1 – E 2 . T or F 5. Why is there a Q versus Δ Q and a W versus a Δ W in E = Q W ? _____________________________ ________________________________________________________________________________________________________ 6. Using this form of the first law of thermodynamics, E = Q W , and using your intuition, what would you imagine the sign of work, W, into the system would be? Positive or negative 7. Using this form of the first law of thermodynamics, E = Q W , and using your intuition, what would you imagine the sign of heat, Q, into the system would be? Positive or negative
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311_guide2 - ME/NE 311 Introduction to Thermal and Fluid...

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