Asked by Katy

Two charges q1 and q2exert a 90 N electrostatic force onto each other when they are 1 m apart. They are moved further away to a distance of 3 m. What will the new electrostatic force be?

10 N

810 N

30 N****

270 N

Please check my answer
Answered by oobleck
nope. Also an inverse-square law, so
3 times the distance means 1/9 the force.
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