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Physics
Physics
Problem
A
0.20
kg
0.20\,\text{kg}
0.20
kg
ball moves east with a speed of
5.0
m/s
5.0\,\text{m/s}
5.0
m/s
. A constant
30
N
30\,\text{N}
30
N
force acts westward on the ball for
0.010
s
0.010\,\text{s}
0.010
s
. What is the ball’s speed and direction immediately after the force stops? a)
4.7
m/s
4.7\,\text{m/s}
4.7
m/s
east b)
3.5
m/s
3.5\,\text{m/s}
3.5
m/s
west c)
3.5
m/s
3.5\,\text{m/s}
3.5
m/s
east d)
6.5
m/s
6.5\,\text{m/s}
6.5
m/s
east
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