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Determine the probability of failure of a hip joint arthrosplasty after 15 and 30
years assuming the following (t is in years)
Infection
fi = 0.05e-t
Loosening
flo= 0.01e +0.150
Fracture
for = 0.01e+0.010
Wear
fw = 0.01e+0.10
Surgical error fsu= 0.001
fpa = 0.005
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Pain

Water at 70°f and streams enter the mixing chamber at the same mass flow rate, determine the temperature and the quality of the exiting stream. 0 psia is heated in a chamber by mixing it with saturated water vapor at 20 psia. if both streams enters the mixing chamber at the same mass flow rate, determine the temperature and the quality of the existing system.

The higher the astm grain size number, the finer the gran is. a)-true b)-false

Have a greater impact on maintenance productivity than any other support group. (clo5) a)-the top management b)-inventory and purchasing c)-sub-contracting d)-cmms