Q9/ The soil temperature was 5°C. Suddenly the surface temperature drops to - 10°C. Determine the depth at which the temperature will reach 0°C after 12 hours. Also find the temperature at 0.1 m and 0.05 m. Calculate also the total heat removed per m? area during the period. Thermal diffusivity = 3.097 x 10-7 m2/s, conductivity 0.657 W/mK.. Answer: 0.1573 m,- %3D 3.11°C, - 6.4°C, 4.15 x 106 J/m2

Q9/ The soil temperature was 5°C. Suddenly the surface temperature drops to - 10°C. Determine the depth at which the temperature will reach 0°C after 12 hours. Also find the temperature at 0.1 m and 0.05 m. Calculate also the total heat removed per m? area during the period. Thermal diffusivity = 3.097 x 10-7 m2/s, conductivity 0.657 W/mK.. Answer: 0.1573 m,- %3D 3.11°C, - 6.4°C, 4.15 x 106 J/m2

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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