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Physics
Physics
Problem
A voltage divider consists of two resistors,
R
1
=
1
k
Ω
R_1 = 1\,\text{k}\Omega
R
1
=
1
k
Ω
and
R
2
=
2
k
Ω
R_2 = 2\,\text{k}\Omega
R
2
=
2
k
Ω
, connected in series. For what supply voltage
V
S
V_{\text{S}}
V
S
will the potential difference across
R
2
R_2
R
2
be
4.5
V
4.5\,\text{V}
4.5
V
?
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