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Which object is in equilibrium?
2
2.0 × 10^2 kg•m/s
a car moving at a constant speed in a straight line
3.74 × 10^-36 kg
inertia
one-third as great
perpendicular to the car's velocity and toward the center of the circle
100. N
A 600.-newton student pushes on a vertical wall for 20.0 seconds with a constant force having a magnitude of 100. newtons. What is the magnitude of the force that the wall exerts on the student?
2
2.0 × 10^2 kg•m/s
a car moving at a constant speed in a straight line
3.74 × 10^-36 kg
inertia
one-third as great
perpendicular to the car's velocity and toward the center of the circle
100. N
An unbalanced force of 20. newtons is applied to a mass of 1.0 × 10^3 kilograms. After 10. seconds, the momentum of the mass will have changed by
2
2.0 × 10^2 kg•m/s
a car moving at a constant speed in a straight line
3.74 × 10^-36 kg
inertia
one-third as great
perpendicular to the car's velocity and toward the center of the circle
100. N
A race car travels around a flat circular track at constant speed. The net force on the car acts
2
2.0 × 10^2 kg•m/s
a car moving at a constant speed in a straight line
3.74 × 10^-36 kg
inertia
one-third as great
perpendicular to the car's velocity and toward the center of the circle
100. N
The same net force is applied to object A and object B. The mass of B is three times greater than the mass of A. Compared to the acceleration of A, the acceleration of B is
2
2.0 × 10^2 kg•m/s
a car moving at a constant speed in a straight line
3.74 × 10^-36 kg
inertia
one-third as great
perpendicular to the car's velocity and toward the center of the circle
100. N
The ketchup leaving the bottle illustrates
2
2.0 × 10^2 kg•m/s
a car moving at a constant speed in a straight line
3.74 × 10^-36 kg
inertia
one-third as great
perpendicular to the car's velocity and toward the center of the circle
100. N
Which pair of vectors represents the perpendicular components of the force the student exerts on the rope?
2
2.0 × 10^2 kg•m/s
a car moving at a constant speed in a straight line
3.74 × 10^-36 kg
inertia
one-third as great
perpendicular to the car's velocity and toward the center of the circle
100. N
What is the mass equivalent of 3.37 × 10^-19 joule?
2
2.0 × 10^2 kg•m/s
a car moving at a constant speed in a straight line
3.74 × 10^-36 kg
inertia
one-third as great
perpendicular to the car's velocity and toward the center of the circle
100. N
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