Engineering, 16.07.2019 23:40 mpchop
Steam at 4 mpa and 400 °c enters a nozzle steadily with a velocity of 60 m/s, and it leaves at 2 mpa and 300 °c. the inlet area of the nozzle is 50 cm2 , and heat is being lost at a rate of 75 kj/s. determine (a) the mass flow rate of the steam, (b) the exit velocity of the steam, and (c) the exit area of the nozzle.
Answers: 3
Engineering, 03.07.2019 14:10, cowgyrlup124
Explain the difference laminar and turbulent flow. explain it with the shear stress and the velocity profiles.
Answers: 1
Engineering, 04.07.2019 18:10, keigleyhannah30
Aplate clutch has a single pair of mating friction surfaces 250-mm od by 175-mm id. the mean value of the coefficient of friction is 0.30, and the actuating force is 4 kn. a) find the maximum pressure and the torque capacity using the uniform-wear model. b) find the maximum pressure and the torque capacity using the uniform-pressure model.
Answers: 3
Engineering, 04.07.2019 19:10, lexie223
Acircular aluminum shaft mounted in a journal is shown. the symmetric clearance gap between the shaft and journal is filled with sae 10w-30 oil at t 30°c. the shaft is caused to turn by the attached mass and cord. develop and solve a differential equation for the angular speed of the shaft as a function of time.
Answers: 2
Steam at 4 mpa and 400 °c enters a nozzle steadily with a velocity of 60 m/s, and it leaves at 2 mpa...
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