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Physics
Physics
Problem
The voltage across a device is measured as
100.0
V
100.0\,\text{V}
100.0
V
with an uncertainty of
±
1.0
V
\pm 1.0\,\text{V}
±
1.0
V
, and the current is
2.00
A
2.00\,\text{A}
2.00
A
with an uncertainty of
±
0.02
A
\pm 0.02\,\text{A}
±
0.02
A
. What is the percentage uncertainty in the calculated electrical power? a)
1
%
1\%
1%
b)
1.4
%
1.4\%
1.4%
c)
2
%
2\%
2%
d)
3
%
3\%
3%
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