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A closed feedwater heater, with a transmittance of U = 350 Btu/hr-ft-F, uses condensing steam at 20 psia (Isat = 227.96F) for heating 85,0001b/hr

A closed feedwater heater, with a transmittance of U = 350 Btu/hr-ft-F, uses condensing steam at 20 psia

A closed feedwater heater, with a transmittance of U = 350 Btu/hr-ft-F, uses condensing steam at 20 psia (Isat = 227.96F) for heating 85,0001b/hr of water from 60 F to 215 F. What is the transmitting area? a. 627ft b. 622ft c. 876ft d. 234ft^

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