Question
Two small charged balls have a repulsive force of 0.20N when they are separated by a distance of 0.90m . The balls are moved closer together, until the repulsive force is 0.58N .
How far apart are they now?
Express your answer to two significant figures and include the appropriate units.
How far apart are they now?
Express your answer to two significant figures and include the appropriate units.
Answers
Damon
Now wait a minute, your questions are really all the same question. The only difference is arithmetic.
F = k Q1Q2 /r^2
F = k Q1Q2 /r^2