Microsoft Word - Cengel and Boles TOC _2-03-05_.doc
Chapter 3 | 155 3–24C Can quality be expressed as the ratio of the volume occupied by the vapor phase to the total volume? Expla ...
156 | Thermodynamics until the temperature is 15°C. Determine (a) the final pres- sure, (b) the change in the volume of the cyli ...
Chapter 3 | 157 3–51 A rigid tank with a volume of 2.5 m^3 contains 15 kg of saturated liquid–vapor mixture of water at 75°C. No ...
158 | Thermodynamics 3–67 A rigid tank initially contains 1.4-kg saturated liquid water at 200°C. At this state, 25 percent of t ...
Chapter 3 | 159 3–78E A rigid tank contains 20 lbm of air at 20 psia and 70°F. More air is added to the tank until the pressure ...
160 | Thermodynamics 1 MPa in 0.1 MPa increments. Plot the percent error involved in the ideal-gas approximation against pressur ...
Chapter 3 | 161 it flows in the pipe so that the temperature of CO 2 drops to 450 K at the exit of the pipe, determine (b) the v ...
162 | Thermodynamics The buoyancy force that pushes the balloon upward is propor- tional to the density of the cooler air outsid ...
Chapter 3 | 163 of refrigerant-134a that is a saturated liquid at 0.8 MPa, while the other side is evacuated. The partition is n ...
164 | Thermodynamics Fundamentals of Engineering (FE) Exam Problems 3–135 A rigid tank contains 6 kg of an ideal gas at 3 atm an ...
Chapter 4 ENERGY ANALYSIS OF CLOSED SYSTEMS | 165 I n Chap. 2, we considered various forms of energy and energy transfer, and we ...
4–1 MOVING BOUNDARY WORK One form of mechanical work frequently encountered in practice is associ- ated with the expansion or ...
This integral can be evaluated only if we know the functional relationship between P and V during the process. That is, P f(V) ...
compression process). Therefore, it has to appear somewhere else and we must be able to account for it since energy is conserved ...
Chapter 4 | 169 EXAMPLE 4 –2 Boundary Work for a Constant-Pressure Process A frictionless piston–cylinder device contains 10 lbm ...
170 | Thermodynamics EXAMPLE 4 –3 Isothermal Compression of an Ideal Gas A piston–cylinder device initially contains 0.4 m^3 of ...
Polytropic Process During actual expansion and compression processes of gases, pressure and volume are often related by PVnC, w ...
172 | Thermodynamics the gas, and (c) the fraction of this work done against the spring to compress it. Solution A gas in a pist ...
4–2 ENERGY BALANCE FOR CLOSED SYSTEMS Energy balance for any system undergoing any kind of process was expressed as (see Chap. ...
The energy balance (or the first-law) relations already given are intuitive in nature and are easy to use when the magnitudes an ...
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