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In a collision between a huge SUV and a small hybrid car, the SUV exerts a larger force on the hybrid than the hybrid exerts on the SUV
The net force on the object is zero.
inward toward the earth
False
69.9 kg
remains a non-zero constant.
Statement I only
the radius of the sphere.
Her angular momentum remains constant.
For general projectile motion with no air resistance, the horizontal component of a projectile's velocity
The net force on the object is zero.
inward toward the earth
False
69.9 kg
remains a non-zero constant.
Statement I only
the radius of the sphere.
Her angular momentum remains constant.
A spinning ice skater on extremely smooth ice is able to control the rate at which she rotates by pulling in her arms. Which of the following statements are true about the skater during this process?
The net force on the object is zero.
inward toward the earth
False
69.9 kg
remains a non-zero constant.
Statement I only
the radius of the sphere.
Her angular momentum remains constant.
If a satellite moves with constant speed in a perfectly circular orbit around the earth, what is the direction of the acceleration of the satellite?
The net force on the object is zero.
inward toward the earth
False
69.9 kg
remains a non-zero constant.
Statement I only
the radius of the sphere.
Her angular momentum remains constant.
Suppose a solid uniform sphere of mass M and radius R rolls without slipping down an inclined plane starting from rest. The angular velocity of the sphere at the bottom of the incline depends on
The net force on the object is zero.
inward toward the earth
False
69.9 kg
remains a non-zero constant.
Statement I only
the radius of the sphere.
Her angular momentum remains constant.
What is the mass of an object that experiences a gravitational force of 685 N near Earth's surface where g = 9.80 m/s2?
The net force on the object is zero.
inward toward the earth
False
69.9 kg
remains a non-zero constant.
Statement I only
the radius of the sphere.
Her angular momentum remains constant.
An object is moving with constant non-zero velocity. Which of the following statements about it must be true?
The net force on the object is zero.
inward toward the earth
False
69.9 kg
remains a non-zero constant.
Statement I only
the radius of the sphere.
Her angular momentum remains constant.
A firecracker explodes in midair and breaks up into many fragments. Which of the following statements are true regarding conditions immediately before and immediately after the explosion: I. The total momentum of the fragments is equal to the origi
The net force on the object is zero.
inward toward the earth
False
69.9 kg
remains a non-zero constant.
Statement I only
the radius of the sphere.
Her angular momentum remains constant.
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