Calculate the temperature at which a non-steady-state diffusion for t-49.5 hrs was carried out to give a carbon concentration of 0.35 wt% C in FCC of Fe, at a position 4.0 mm below the surface, the constant concentration at the surface of 1.0 wt% C, the initial uniform concentration of 0.20 wt% C, a proportionality constant independent of temperature D,=2.3x10s m2/s, and the activation energy Q= 144000 J/mol. Refer to the table below, Table : Non-steady-state diffusion erf(z) 0.70 0.6778 0.75 0.7111 0.80 0.7421 0.85 0.7707 0.90 0.7970 0.95 0.8209 1.00 0.8427 1.1 0.8802 O a 1264 O b. 1261 K O c. 1260 K Od 1246

Calculate the temperature at which a non-steady-state diffusion for t-49.5 hrs was carried out to give a carbon concentration of 0.35 wt% C in FCC of Fe, at a position 4.0 mm below the surface, the constant concentration at the surface of 1.0 wt% C, the initial uniform concentration of 0.20 wt% C, a proportionality constant independent of temperature D,=2.3x10s m2/s, and the activation energy Q= 144000 J/mol. Refer to the table below, Table : Non-steady-state diffusion erf(z) 0.70 0.6778 0.75 0.7111 0.80 0.7421 0.85 0.7707 0.90 0.7970 0.95 0.8209 1.00 0.8427 1.1 0.8802 O a 1264 O b. 1261 K O c. 1260 K Od 1246

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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