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Physics
Physics
Problem
A
2.0
kg
2.0\,\text{kg}
2.0
kg
cart starts from rest on a horizontal track. A horizontal force on the cart increases uniformly from
0
N
0\,\text N
0
N
at
t
=
0
t=0
t
=
0
to
10
N
10\,\text N
10
N
at
t
=
0.50
s
t=0.50\,\text s
t
=
0.50
s
, after which the force drops instantly to zero. Determine the cart’s speed just after
t
=
0.50
s
t=0.50\,\text s
t
=
0.50
s
.
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