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Circulating a steady state turbine 20000 kg / h of steam at 4 bar entering and 440 ° C and leaves at 0.20 bar and 90% quality. A heat of 20 kJ / kg is lost. The inlet has a diameter of 8 cm and the output section is rectangular, of dimensions 0.9 m by 1.1 m. Calculate (a) the change in kinetic energy, (b) the power output. Expressing both results in kilowatts.
underground water is to be pumped by a 70 percent efficient 3 kw submerged pump to a pool whose free surface is 30 m
the anode and cathode reactions for a lithium-iodide battery are shown in your textbook on page 330. note that an
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an eng must design a large natural gas storage tank to be expandable to maintain the pressure constant at 2.2 atm. in
steam enters the first turbine stage of a vapor power cycle with reheat and regeneration at 32 mpa 600degc and expands
what pressure is needed to isothermally compress ice initially at -5c and 1 bar so that it changes phase? i dont even
refrigerant-134a enters the evaporator coils placed at the back of the freezer section of a household refrigerator at
a flow of 0.5 kgs superheated steam at 5 mpa 400c and a flow of liquid water at 5 mpa 40c are mixed. if saturated
a tank of compressed air is at 40 degrees c and 10 atm. 1 third of the gas is removed for inflating a car tire. the
assume the depth of water in the pvc pipe that you are using for the fish tank reservoir is two inches. a. compute the
A cylindrical bar of aluminum 19 mm (0.75 in) in diameter is to be deformed elastically by application of a force along the bar axis. Using E=10 psi (Modulus of Elasticity), determine the force that will produce an elastic reduction of 1e-4 in. in..
air at 1 atm and 300 k with a flow rate of 0.2 kgs enters a rectangular 10-by-20-cm duct that is 250 cm long. if the
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