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Physics
Physics
Problem
A student lists SI units for four electrical quantities as follows:
P
:
J
P: \text{J}
P
:
J
,
V
:
W
A
V: \text{W\,A}
V
:
W
A
,
I
:
C
s
−
1
I: \text{C\,s}^{-1}
I
:
C
s
−
1
,
R
:
V
A
−
1
R: \text{V\,A}^{-1}
R
:
V
A
−
1
Which quantity has been assigned an incorrect SI unit? a) Potential difference
V
V
V
b) Current
I
I
I
c) Power
P
P
P
d) Resistance
R
R
R
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