4. Suggestions to reduce the earth resistance to a desirable value. 5. Draw the resistivity variation with probes spacing for reading values and comment on the results. 6. Draw the relationship between soil resistance and the depth of the rod.

4. Suggestions to reduce the earth resistance to a desirable value. 5. Draw the resistivity variation with probes spacing for reading values and comment on the results. 6. Draw the relationship between soil resistance and the depth of the rod.

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter2: Specifications, Electrical Symbols, And Outlets

Section2.1: Part 1-electrical Features

Problem 4R: Name three requirements contained in the specifications regarding material. a....

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4. Suggestions to reduce the earth resistance to a desirable value.
5. Draw the resistivity variation with probes spacing for reading values and
comment on the results.
6. Draw the relationship between soil resistance and the depth of the rod.

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