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Physics
Problem
A car speeds up from
36
km/h
36\,\text{km/h}
36
km/h
to
72
km/h
72\,\text{km/h}
72
km/h
in
10
s
10\,\text{s}
10
s
. Calculate its acceleration in
m/s
2
\text{m/s}^2
m/s
2
. a)
3.6
m/s
2
3.6\,\text{m/s}^2
3.6
m/s
2
b)
0.5
m/s
2
0.5\,\text{m/s}^2
0.5
m/s
2
c)
1
m/s
2
1\,\text{m/s}^2
1
m/s
2
d)
3
m/s
2
3\,\text{m/s}^2
3
m/s
2
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