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Physics
Physics
Problem
A car of mass
1.2
tonnes
1.2\,\text{tonnes}
1.2
tonnes
is travelling at
54
km/h
54\,\text{km/h}
54
km/h
. Convert all necessary units and calculate its kinetic energy. (Take
1
tonne
=
1000
kg
1\,\text{tonne}=1000\,\text{kg}
1
tonne
=
1000
kg
.)
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