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Polytechnic State University Sanluis Jan-2006 - Nov-2010
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Category > EngineeringPosted 10 Jun 2017My Price4.00
Determine the surface temperature of the wire if it is cooled by a fan blowing air at a velocity of 20 ft/s.
A 12-ft-long, 1.5-kW electrical resistance wire is made of 0.1-in-diameter stainless steel (k = 8.7 Btu/h · ft · °F). The resistance wire operates in an environment at 85°F. Determine the surface temperature of the wire if it is cooled by a fan blowing air at a velocity of 20 ft/s.