Electric Fields and point charges

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beachy6

ya, E=3pC/ (8.854x10^-12)(4pi (.012^2))= 4.68x10^13 N/pC

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beachy6

So How do i use this value to now find the charge on the inner surface?

ehild

beachy6 said:

ya, E=3pC/ (8.854x10^-12)(4pi (.012^2))= 4.68x10^13 N/pC

It is wrong. How did you get that number?

ehild

beachy6

O i got it, so it would be +3pC

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