- #1
jrzygrl
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Homework Statement
Near the surface of the Earth there is an electric field with a magnitude of about 92 N/C directed vertically down. Assume this field is caused by a net free charge on the Earth.
(a) What are the magnitude and sign of the charge on the total Earth that produces this field?
Homework Equations
I tried using mearth g / E but this not appear to yield the correct answer.
The Attempt at a Solution
mg / E
(5.9736 x 1024 * -10) / 92
-6.49 x 1023 C
Thanks for the help!