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The earth can be considered as a conducting sphere of average net charge -500,000 C. The...

The earth can be considered as a conducting sphere of average net charge -500,000 C. The average radius of the earth is about 6400 km.

a. Calculate the magnitude and direction of the electric field just outside the surface of the earth.

b. What is the electric field at a depth of 8 km ( 5 miles) below the surface of the earth?

c. The earth’s atmosphere contains +500,000 C of net charge. What would be the electric field outside the earth’s atmosphere at 600 km from the surface of the earth? (The thickness of the atmosphere is approximately about 480 km (300 miles).
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Answer #1

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