Answer to Question #302986 in Physics for lilly

Question #302986

Find the value of the point charge with an electric field of 12 N/C and a distance 3.3 m

Expert's answer

The Coulomb's law says

"E=k\\frac{q}{r^2}"

Hence, the charge

"q=Er^2\/k\\\\\n=12*3.3^2\/9*10^9=1.5*10^{-8}\\:\\rm C"

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