The temperature distribution across a wall that is I m thick at a certain instant of time is given as: T(x) = ax ebx here T is in degrees Celsius and x is in meters, while a = 950°C and b = -0.487. A uniform at generation of q = 2000 W/m³, is present in the wall of area 20 m² having the properties =2000 kg/m³, k = 60 W/m. K, and Cp = 8 kJ/kg. 1. Determine the rate of heat transfer entering the wall (x = 0) and leaving the wall (x = L) in kW. 2. Determine the rate of change of energy storage in the wall. 3. Determine the time rate of temperature change ST St at x = 0. A = 20 m² T(x) = aebx q=2000 W/m³ k=60 W/mK p=2000 kg/m³ C₁ = 8 KJ/kg 9in L=1m qout

The temperature distribution across a wall that is I m thick at a certain instant of time is given as: T(x) = ax ebx here T is in degrees Celsius and x is in meters, while a = 950°C and b = -0.487. A uniform at generation of q = 2000 W/m³, is present in the wall of area 20 m² having the properties =2000 kg/m³, k = 60 W/m. K, and Cp = 8 kJ/kg. 1. Determine the rate of heat transfer entering the wall (x = 0) and leaving the wall (x = L) in kW. 2. Determine the rate of change of energy storage in the wall. 3. Determine the time rate of temperature change ST St at x = 0. A = 20 m² T(x) = aebx q=2000 W/m³ k=60 W/mK p=2000 kg/m³ C₁ = 8 KJ/kg 9in L=1m qout

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.

Chapter2: Steady Heat Conduction

Section: Chapter Questions

Problem 2.25P: Show that the rate of heat conduction per unit length through a long, hollow cylinder of inner...

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