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Physics
Physics
Problem
Two electrons repel each other with a force
F
F
F
when they are
2.0
×
10
−
10
m
2.0\times10^{-10}\,\text{m}
2.0
×
1
0
−
10
m
apart. If their separation is increased to
6.0
×
10
−
10
m
6.0\times10^{-10}\,\text{m}
6.0
×
1
0
−
10
m
, what is the new force in terms of
F
F
F
? a)
9
F
9F
9
F
b)
F
3
\dfrac{F}{3}
3
F
c)
F
9
\dfrac{F}{9}
9
F
d)
F
6
\dfrac{F}{6}
6
F
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