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Physics
Physics
Problem
Two resistors of
5
Ω
5\,\Omega
5
Ω
and
8
Ω
8\,\Omega
8
Ω
are connected in series with an unknown resistor
R
x
R_x
R
x
. The series combination is connected to a
24
V
24\,\text{V}
24
V
ideal source and the current in the circuit is
1.0
A
1.0\,\text{A}
1.0
A
. Determine the value of
R
x
R_x
R
x
. a)
19
Ω
19\,\Omega
19
Ω
b)
11
Ω
11\,\Omega
11
Ω
c)
13
Ω
13\,\Omega
13
Ω
d)
21
Ω
21\,\Omega
21
Ω
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