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Physics
Physics
Problem
A total current of
4.0
A
4.0\,\text{A}
4.0
A
arrives at junction
P
P
P
. Three branches leave the junction carrying currents
I
1
I_1
I
1
,
I
2
I_2
I
2
, and
1.2
A
1.2\,\text{A}
1.2
A
, respectively. If
I
1
I_1
I
1
is measured to be
1.5
A
1.5\,\text{A}
1.5
A
, what is the value of
I
2
I_2
I
2
? a)
0.3
A
0.3\,\text{A}
0.3
A
b)
4.3
A
4.3\,\text{A}
4.3
A
c)
1.3
A
1.3\,\text{A}
1.3
A
d)
2.5
A
2.5\,\text{A}
2.5
A
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