17.28 For each of the metals listed in the following + table, compute the Pilling-Bedworth ratio. Also, on the basis of this value, specify whether you would expect the oxide scale that forms on the surface to be protective, and then justify your decision. Density data for both the metal and its oxide are also tabulated. Metal Density (g/cm) Oxide Density (g/cm) Metal Metal Oxide Mg 1.74 MgO 3.58 V 6.11 3.36 Zn 7.13 ZnO 5.61

17.28 For each of the metals listed in the following + table, compute the Pilling-Bedworth ratio. Also, on the basis of this value, specify whether you would expect the oxide scale that forms on the surface to be protective, and then justify your decision. Density data for both the metal and its oxide are also tabulated. Metal Density (g/cm) Oxide Density (g/cm) Metal Metal Oxide Mg 1.74 MgO 3.58 V 6.11 3.36 Zn 7.13 ZnO 5.61

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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