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Heat is to be removed from a reaction vessel operating at 75°C by supplying water at 27°C and 0.12 kg/s through a thin-walled tube of 15-mm diameter. The convection coefficient between the tube outer surface and the fluid in the vessel is 3000 W/m2 · K.
(a) If the outlet water temperature cannot exceed 47°C, what is the maximum rate of heat transfer from the vessel?
(b) What tube length is required to accomplish the heat transfer rate of part (a)?
Evaluate the influence line ordinates at the quarter points of the span (b) Using the influence lines for reactions, construct the influence line for moment at point B. Compute the maxi mum value of RA produced by the set of wheel loads.
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