A body having a cylindrical shape of length equals to 1.9 m and diameter equals to 400 mm is inside a room where the ambient temperature is equal to 300 K. The initial temperature of the body is equal to 350 K. If the heat convective coefficient is equal to 4.2 W/m^2.K. What condition should the thermal conductivity k verify in order to apply the lumped capacitance method. Select one: O a. k is less than 4.2 W/m.K O b. k is greater than 1.6 W/m.K O c. k is greater than 3.8 W/m.K O d. k is less than 2.1 W/m.K

A body having a cylindrical shape of length equals to 1.9 m and diameter equals to 400 mm is inside a room where the ambient temperature is equal to 300 K. The initial temperature of the body is equal to 350 K. If the heat convective coefficient is equal to 4.2 W/m^2.K. What condition should the thermal conductivity k verify in order to apply the lumped capacitance method. Select one: O a. k is less than 4.2 W/m.K O b. k is greater than 1.6 W/m.K O c. k is greater than 3.8 W/m.K O d. k is less than 2.1 W/m.K

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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A body having a cylindrical shape of length equals
temperature is equal to 300 K. The initial temperature of the body is equal to 350 K. If the heat convective coefficient is equal to 4.2
W/m^2.K. What condition should the thermal conductivity k verify in order to apply the lumped capacitance method.
1.9 m and diameter equals to 400 mm is inside a room where the ambient
Select one:
a. k is less than 4.2 W/m.K
b. k is greater than 1.6 W/m.K
O c. k is greater than 3.8 W/m.K
O d. k is less than 2.1 W/m.K

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