A cylindrical system compose of two layers carrying hot fluid of 100 °C temperature and 200W/m2.°C heat transfer coefficient. The system exposed to ambient of 20 °C temperature and 10 W/m².°C heat transfer coefficient. The inner layer is made of steel with 10 cm radius, 2cm thick and 50 W/m.°C thermal conductivity. The outer layer is made of fiber class with 5cm thick and 0.04 W/m.°C thermal conductivity. Find: The amount of heat transferred to the ambient per unit length of the system. The temperature between the two cylindrical layers.

A cylindrical system compose of two layers carrying hot fluid of 100 °C temperature and 200W/m2.°C heat transfer coefficient. The system exposed to ambient of 20 °C temperature and 10 W/m².°C heat transfer coefficient. The inner layer is made of steel with 10 cm radius, 2cm thick and 50 W/m.°C thermal conductivity. The outer layer is made of fiber class with 5cm thick and 0.04 W/m.°C thermal conductivity. Find: The amount of heat transferred to the ambient per unit length of the system. The temperature between the two cylindrical layers.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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