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NEWTON’S LAWS OF MOTION PRACTICE PROBLEMS 5
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If a net horizontal force of 130 N is applied to a person with mass 60
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2 m/ ]

2
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40 m/
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A box rests on a frozen pond, which serves as a frictionless horizontal surface
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0 N to the box and produces an acceleration of magnitude 3
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0 kg]
4
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5 kg initially at rest on a warehouse floor is acted on by a net horizontal force of 140 N
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At the surface of Jupiter’s moon Io, the acceleration due to gravity is
N at the surface of the earth
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49 kg, 4
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13 N]


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0
What are its mass and weight on the

6
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22 rifle bullet, traveling at 350 m/s, strikes a block of soft wood, which it penetrates to a depth of
0
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The block of wood is clamped in place and doesn’t move
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80 g
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Two crates, of mass 75 kg and 110 kg, are in contact and at rest on a horizontal surface
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If the coefficient of kinetic friction is 0
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A block lies on a smooth plane tilted at
acceleration of the

block as it slides down the plane
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Determine the

11
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12
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14
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5 meters from the center
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3 m/
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John is pulling a sled to haul up a snowy hill to this cabin
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0 from the horizontal, the sled has a
mass of 16
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130, and John can exert
a force of 1400 N parallel to the surface of the hill
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Two objects A and B on a perfectly horizontal surface are connected by a light cord
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A horizontal force

than
bodies to the right

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