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An isolated system contains an incompressible substance with heat capacity C = kT, where k is a constant. The system is initially divided in two parts, with 1/3 of the mass at T1 and 2/3 of the mass at T2. The divider is removed and the system eventually attains equilibrium.
a) Derive an expression for TF , the final temperature attained, in terms of T1 and T2.
b) Derive an expression for the entropy produced written in terms of TF ; T1; T2; m; k.
A chemical mixing basin is to be designed to blend chlorine and treated wastewater. The basin flow is 700 gallons per minute and the basin dimensions are 5 feet by 5 feet by 5 feet water depth.
The owners wish to achieve an initial acceleration from rest of 22 ft/(sec^2) on a level paved surface. What is the minimum coefficient of road adhesion needed to achieve this acceleration
An orifice meter was calibrated for dry air at T=90 F and P=1.3 atm. The calibration data are as follow: dp(inches of water): 0,0.5,1.0,2.0,3.0,4.0,5.0 Q(ft^3/minute): 0,2.0,3.0,4.2,5.0,5.5,5.8
Calculate the largest tolerable internal crack length for a 7075-T651 aluminum alloy component that is loaded to a stress one-half of its yield strength without catastrophic fracture.
a ferric chloride dosage of 40 mg/l and an equivalent dosage of lime are used to coagulate a water. (a) how many pounds of ferric chloride per million gallons are used
How to detect eror in line of collimation and what does line of collimation means.
An earthquake with a magnitude 6.5 on the Richter scale is producing a ground displacement of 50 mm at a particular location and the energy released by the earthquake is "E".
A mass of 200g of saturated liquid water is completely vaporized at a constant pressure of 100KPa. Determine a) the volume change b) the amount of energy added to the water
Determine the vertical deflection in inches at the midpoint, called point F, between points B and C. Use E=29,000 Ksi, I=800 inches^4, and A=6.0 inches^2 for all members. Use the Virtual Work Method.
The traffic light shown in Figure 3 is supported by a system of cables. Points A and B are in a vertical plane which is parallel to x-z plane. Point C is in y-z plane. The traffic light has a mass of 75 kg.
Assume that the sewer flow and the stream flow are completely mixed, that the salt is a conservative substance (it does not react), and that the system is at steady state.
At one point in a pipeline, the water's speed is 3.00 m/s and the gauge pressure is 4.00×10^4 Pa. Find the gauge pressure at a second point in the line 11.0 m lower than the first if the pipe diameter at the second point is twice that at the first..
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