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Coulomb's Law & Electric Field
Question 1 of 12
Score:
0
/ 0
Coulomb's law force between charges
q
1
,
q
2
q_1, q_2
q
1
,
q
2
separated by
r
r
r
in vacuum:
A
k
q
1
q
2
/
r
kq_1q_2/r
k
q
1
q
2
/
r
B
k
q
1
q
2
/
r
2
kq_1q_2/r^2
k
q
1
q
2
/
r
2
C
k
q
1
q
2
r
kq_1q_2 r
k
q
1
q
2
r
D
k
(
q
1
+
q
2
)
/
r
2
k(q_1+q_2)/r^2
k
(
q
1
+
q
2
)
/
r
2
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