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Physics
Physics
Problem
A point
P
P
P
is
0.20
m
0.20\,\text{m}
0.20
m
from a point charge, where the electric field magnitude is
E
1
E_{1}
E
1
. Another point
Q
Q
Q
is
0.40
m
0.40\,\text{m}
0.40
m
from the same charge, where the field magnitude is
E
2
E_{2}
E
2
. What is the ratio
E
1
:
E
2
E_{1}:E_{2}
E
1
:
E
2
? a)
8
:
1
8:1
8
:
1
b)
4
:
1
4:1
4
:
1
c)
1
:
4
1:4
1
:
4
d)
2
:
1
2:1
2
:
1
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