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Determine the mole fractions of a gas mixture that consists of 75 percent CH4 and 25 percent CO2 by mass. Also, determine the gas constant of the mixture.
.An air turbine is used with a generator to generate electricity. Air at the turbine inlet is at 700 kPa and 25 degree C. The turbine discharges air in to the atmosphere at a temperature of 11 degree C.Inlet and outlet air velocities are 100 m/s and ..
A cylindrical volume of soil contaminated with trichloroethylene (TCE). It is about 2.5 m deep and about 4.0 m in diameter. The porosity of the soil is approximately 0.25.
What is the diameter of a circular concrete column needed to support a load of 300,000 pounds with a factor of safety of 2. Round the diameter up to the whole inch. The concrete ultimate strength is 3000 lb/in^2.
Determine the power generated by the turbine (in KW) operating in steady state at 5MPa, with specific enthalpy 3000kj/kg and velocity of 10m/s at the entrance and steam escaping at 0.07MPa, specific enthalpy 2000kj/kg at velocity of 90m/s p.
a gate of 10 ft width and 5 ft long is hinged at point a and held in place by 12 ft long brace as shown in fig. as the
A stockpile of gravel that has a water content of 6% is rained on so that its water content increases to 9%. Compute the difference in the weights of dry gravel in a 10 ton truckload taken from the pile before and after the rain.
A hydraulic jump forms in a horizontal trapezoidal channel. The base width is 4m and the side slopes are 45o. The depths upstream and downstream of the jump are 1m and 3m.
Pressure in a water container can be measured by an open vertical tube called a piezometer. If the expected water rise is about 26 cm, what tube diameter is needed to ensure that the error due to capillarity will be less than 3 percent? (Round the..
A bicyclist travels on a level path. The frontal area of tje cyclist and the bicycle is 2 ft^2 and the drag coefficient is .8. The specific weight of aire is .075 lb/ft^3
A 9 gram bullet is fired horizontally at a tree and is brought to a halt right before it exits the tree. the tree is 90cm thick and exerts a resistive force of 16000N on the bullet as it travels through the tree
Color in a type of squash is controlled by a single gene. The squash can be either white or yellow, with white squash (W) dominant to yellow (w). if 1/2 of the offspring are white, what are the probable genotype(s) of the parent plants
Provide a reasonable design for a 99% efficient ESP treating 7500 m^3/min of gas. The particles have an effective drift velocity of 10.0 cm/s.
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