Determine the temperature of exiting misture
A feedwater heater uses extracted steam ( P1=500kPa,x1=100%) to preheat feedwater ( T2=50 celcius, P2=500kPa). Assuming no heat transfer to the surroundings, determine the temperature of exiting misture (stream 3) if m1/m3= 0.075
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A hypothetical A-B alloy of composition 59 wt% B-41 wt% A at some temperature is found to consist of mass fractions of 0.5 for both a and ß phases. If the composition of the ß phase is 88 wt% B-12 wt% A, what is the composition of the
In fact she detects only 0.593 times the rate you count and claims that you must be pretty calm in spite of everything that is going on. How fast are you moving with respect to the Moon?
Calculate the heat transfer of the plate, the bottom is insulated. What is the temperature at the bottom of the plate if the thermal conductivity of the plate is 25 W/m*K.
A block of mass 0.222 kg is placed on the end of a spring which has a stiffness of 150. N/m. It is pulled down 2.60 cm and released. What is the frequency of oscillation? What is the period of oscillation?
Molybdenum forms a substitutional solid solution with tungsten. Calculate the concentration (in weight percent) of molybdenum that must be added to tungsten to yield an alloy.
A professional diver performs a dive from a platform 10 m above the water surface. Estimate the order of magnitude of the average impact force she experiences in her collision with the water. State the quantities you take as data and their values.
A piston-cylinder contains 0.8 kg of nitrogen initially at 100 kpa and 27 degrees. The nitrogen is compressed slowly in a polytropic process during which pv^1.3 = constant until the volume is reduced by one-half.
Determine the average normal stress at the section a-a and the average shear stress at section b-b in member AB. The cross section is square, 0.5 in. on each side.
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