A slab 0.25 m thick with thermal conductivity of 45 w/m-K receives heat from a furnace at 500 K both by convection and radiation. The convection coefficient has a value of 50 w/m-K. The surface temperature is 400 K on this side. The heat is transferred to surroundings at Tz both by convection and radiation. The convection coefficient on this side is 60 W/m²-K. Determine the surrounding temperature. K

A slab 0.25 m thick with thermal conductivity of 45 w/m-K receives heat from a furnace at 500 K both by convection and radiation. The convection coefficient has a value of 50 w/m-K. The surface temperature is 400 K on this side. The heat is transferred to surroundings at Tz both by convection and radiation. The convection coefficient on this side is 60 W/m²-K. Determine the surrounding temperature. K

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter8: Natural Convection

Section: Chapter Questions

Problem 8.9P

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