5. Ametal-clad heating element is of 8 mm diameter and of emissivity 0.95. The element is horizontally immersed in a water bath. The surface temperature of the metal is 260°C under steady state boiling conditions. Calculate the power dissipation per unit length for the heater if water is exposed to atmo- spheric pressure and is at uniform temperature. 1.75 kW/m]

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
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5. Ametal-clad heating element is
of 8 mm diameter and of emissivity
0.95. The element is horizontally
immersed in a water bath. The
surface temperature of the metal is
260°C under steady state boiling
conditions. Calculate the power
dissipation per unit length for the
heater if water is exposed to atmo-
spheric pressure and is at uniform
temperature. 1.75 kW/m]
Transcribed Image Text:5. Ametal-clad heating element is of 8 mm diameter and of emissivity 0.95. The element is horizontally immersed in a water bath. The surface temperature of the metal is 260°C under steady state boiling conditions. Calculate the power dissipation per unit length for the heater if water is exposed to atmo- spheric pressure and is at uniform temperature. 1.75 kW/m]
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