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Physics
Physics
Problem
Show that the work done by a constant net force in increasing the speed of a body of mass
m
m
m
from
u
u
u
to
v
v
v
is
1
2
m
(
v
2
−
u
2
)
\tfrac12 m\,(v^{2}-u^{2})
2
1
m
(
v
2
−
u
2
)
.
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