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1. Plot the isothermal to adiabatic entropy production ratio for filling an initially evacuated container with equal amounts of an incompressible liquid vs. the dimensionless ratio pv/(cT) as this ratio ranges from 0.00 to 10.0.
2. A 0.0370 m3 hydraulic cylinder is filled with 30.0 kg of oil (an incompressible liquid) from a supply at 20.0°C and 50.0 MPa. The specific heat of the oil is 1.83 kJ/(kg · K). Determine
a. The entropy produced if the cylinder is filled isothermally at 20.0°C.
b. The final temperature and the entropy produced if the cylinder is filled adiabatically.
Experimentally verify the noise level, time-constant, and accuracy of both systems.
You can transform a long bar of stainless steel from an initial 25 mm in diameter to 23 mm diameter by either machining or by drawing. Compare quantitatively the amount of work needed in these two cases.
Find the equation of the tangent line at (3, 4) by finding the equation of the line passing through (3, 4) which is perpendicular to the (radius) line segment whose end points are (0, 0) and (3, 4)
how long does it take the electron to traverse the field
Estimate the pressure drop across the honeycomb.
A pitot static tube on an airplane is flying at standard sea level reads 1.04x10^5 M/m^2. Calculate the velocity of the airplane.
Air enters a nozzle steadily at 50 psia, 160°F, and 155 ft/s and leaves at 14.7 psia and 900 ft/s. The heat transfer from the nozzle to surrounding air is estimated to be 6.0 Btu/lb of air flowing. The inlet area of the nozzle is 0.15 ft2. Based on ..
a simple ideal brayton cycle with air as the working fluid has a pressure ratio of 11. the air then enters the
CHEN 623 - Applications of Thermodynamics to Chemical Engineering Find the number of moles of oxygen, carbon dioxide, and water in the final state and Assume the mixture in the final state is an ideal gas. Find its volume.
For the gas as the system, the work is =84 kJ. Determine the final volume of the gas, in m3.
an engineer has proposed that a simple ideal rankine cycle that uses refrigerant-134a be used to produce work with heat
Determine the outer pipe surface temperature and the heat transfer coefficient as a result of convection between the outer pipe surface and the surrounding air.
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