11. Momentum & Impulse

Intro to Impulse

Multiple Choice
What is the primary role of airbags in vehicles in terms of impulse and momentum?
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Multiple Choice
An object receives an impulse. Which of the following statements is true?
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Multiple Choice
Which statement accurately describes $J$ (impulse) in physics?
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Multiple Choice
In introductory mechanics, which statement best defines the impulse delivered to an object by a force over a time interval?
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Multiple Choice
A ball of mass $m$ is moving horizontally with speed $v$ toward a wall. It strikes the wall and rebounds in the opposite direction with the same speed $v$ . What is the magnitude of the impulse delivered by the wall to the ball?
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Multiple Choice
Which of the following best describes the relationship between impulse and momentum in classical mechanics?
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Multiple Choice
A constant force $F_{\max}$ acts for $t$ = $0.12$ s, delivering an impulse of $9.6 N s$ . What is the value of $F_{\max}$ ?
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Multiple Choice
A $250 g$ particle is subjected to a constant force of $4 N$ for $3 s$ . What is the magnitude of the impulse delivered to the particle by the force?
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Multiple Choice
In an impact, the average force of impact is most directly related to which impulse relationship?
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Multiple Choice
In introductory mechanics, impulse $J$ is defined as $J = F Δ t$ . What are the SI units of impulse?
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Multiple Choice
In an introductory impulse-momentum context, the force of impact during a collision is best described as which quantity?
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Multiple Choice
A $3.0 kg$ particle experiences a constant force of $6.0 N$ for $4.0 s$ . What is the impulse delivered to the particle during this time?
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Multiple Choice
In a graph of $F$ (force) versus $t$ (time), what represents the impulse delivered by the force?
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Multiple Choice
In the context of linear motion, how does the impulse delivered to an object relate to its change in momentum?
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Multiple Choice
In the context of impulse and momentum, momentum is defined as $p = m v$ . If an object's momentum changes, what quantity (or quantities) could have changed?
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