How to calculate the final temperature
A particular system obeys the relation u=A*(u^-2)*exp(s/R) N moles of this substance, initially at temperature To and pressure Po, are expanded isentropically (s = constant) until the pressure is halved. What is the final temperature?
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For a Newtonian fluid or a power law fluid flowing through a cylindrical tube of radius R, calculate the constant k in the relation gamma = kU between shear rate and reduced velocity at r = R.
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What is the work required (kJ/kg) in the first compressor of methane? What is the temperature at the exit of the first compressor (°C)?
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