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Physics
Physics
Problem
A rod has length
l
=
25.0
±
0.2
cm
l = 25.0 \pm 0.2\,\text{cm}
l
=
25.0
±
0.2
cm
. It is required to find
l
3
l^{3}
l
3
. The percentage uncertainty in
l
3
l^{3}
l
3
is a)
7.2
%
7.2\%
7.2%
b)
0.8
%
0.8\%
0.8%
c)
2.4
%
2.4\%
2.4%
d)
1.6
%
1.6\%
1.6%
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