Determine final temperature of water and specific work
The superheated water vapor at 50 kPa and 100°C is compressed isentropically in a closed system to 4 MPa. Determine the final temperature of the water and the specific work required, win , in kJ/kg, for this compression.
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Suppose X, the number of flaws in a roll of polyethylene insulated cable, follows a Poisson process where \lambda is 1.1 flaws per 4-meter length of cable.
A 100-kg copper block initially at 110°C is dropped into an insulated tank that contains 150 kg of water at 15°C. After some time, the system reaches an equilibrium temperature of 20 °C. Determine the entropy change of the solid copper
Consider light that is refracted by a prism shaped like an equilateral triangle. The incident ray is parallel with the prism's base. What is the total deflection of the ray, given that the index of refraction of the prism material is 1.50?
Give an interval centered about the mean of 37.9 milliseconds that contains 95% of startle responses (in milliseconds) for subjects with a blood alcohol level (BAL) of at least 0.015.(Hint: Find first the value z such that P(?z ? Z ? z) = 0.95 whe
Calculate the appropriate 95% confidence interval for the proportion of all adult Americans who said no to the question.
In a blimp the gas pressure is 605.2mm and outside air temperature is -5.8 degrees Celsius. The volume of the gas chamber in the blimp is 199,630 cubic feet.
Steam enters an adiabatic turbine at 5 MPa and 450°C and leaves at a pressure of 1.4 MPa. Determine the work output of the turbine per unit mass of steam if the process is reversible.
Most chips will easily corrode when immersed in a salt solution similar to the one required to use the BARC sensor- yet why is the BARC biosensor is able to withstand corrosion in such a strong salt solution ?
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