Determine the final state temperature
Steam expands isentropically from 2 MPa and 500 K to a final state in which the quality is 0.90. Determine the final state temperature, pressure, and specific volume.
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If you are told that a variable follows a normal distribution, which of the following is not a characteristic of the distribution?
The power output of an adiabatic steam turbine is 5.5 MW. At the inlet, P = 2.0 MPa and T = 435 °C. The steam enters the turbine with a velocity of 50 m/s. The elevation of the inlet is 15 m. At the exit, P = 15.2 kPa and the quality is 93.5 %
Consider an ocean thermal energy conversion power plant in Hawaii designed to operate between temperature limits of 90°F (ocean surface) and 40°F (deep ocean). Calculate thermal efficiency (%) of the power plant.
The weights of ripe watermelons grown at Mr. Smith's farm are normally distributed with a standard deviation of 2.9 lb. Find the mean weight of Mr. Smith's ripe watermelons if only 4% weigh less than 16 lb.
Air enters a set of these nozzles at 215 psia and 700 degrees F with a velocity of 79 ft/s and exits at 160 psia and 645 degrees F. Calculate the velocity at the exit of the nozzles.
Nickel has a FCC crystal structure and 0.125 nm atomic radius. Draw two nearest parallel (110) planes in a FCC crystal, and calculate their interplanar spacing. Calculate the interplanar spacing for the (111) set of planes in nickel.
Steam flows steadily through a turbine at a rate of 47,000 lbm/h, entering at 1000 psia and 900 degrees F and leaving at 5 psia as saturated vapor.
A trucking firm delivers appliances for a large retail operation. The packages (or crates) have a mean weight of 303 lb. and a variance of 2809. (Give your answers correct to four decimal places.)
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If a child's achievement is below what would be expected given their level of intellectual functioning (as derived from an IQ test such as the WISC-IV)
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