Acceleration Graph for an Object with Given Force-Time Graph

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Homework Help Overview

The problem involves analyzing a force-time graph to derive an acceleration-time graph for a 2 kg object moving along the x-axis. Participants are discussing the relationship between force and acceleration as described by Newton's second law, F = ma.

Discussion Character

  • Conceptual clarification, Mathematical reasoning

Approaches and Questions Raised

  • Participants explore how to relate the force from the graph to the acceleration of the object. Some express uncertainty about the application of the force-time graph to derive the acceleration-time graph.

Discussion Status

There is ongoing dialogue about the application of the formula F = ma, with some participants providing guidance on how to approach the problem. While one participant expresses frustration with their teacher's methods, they acknowledge receiving help and indicate progress in understanding the problem.

Contextual Notes

Participants mention a lack of clarity in the instructional materials provided by the teacher, which may be affecting their understanding of the concepts involved.

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F = ma

You have F (in the graph) and you have m. What do you need to do to get a?
 
fss said:
F = ma

You have F (in the graph) and you have m. What do you need to do to get a?

im not sure, i have a horrible teacher who expects us students to figure this stuff out ourselves so i don't know how a force vs. time graph compares to an acceleration vs. time graph
 
kdb004 said:
i don't know how a force vs. time graph compares to an acceleration vs. time graph

Re-read the question I posed above and you should be able to come to the answer. Saying "I don't know because my teacher is awful" is not an acceptable answer to the question I asked you, because it's just simple algebra.
 
fss said:
Re-read the question I posed above and you should be able to come to the answer. Saying "I don't know because my teacher is awful" is not an acceptable answer to the question I asked you, because it's just simple algebra.

well no offense but this guy is a horrible teacher, he made his own book for the class too and its definitely lacking the goods needed to help us figure some of this stuff out. Thanks for the help though, I've been at this stuff all day so my mind is about fried lol, but after i re read what you said i came up with the correct graph for the problem. again, thanks for the help
 
kdb004 said:
well no offense but this guy is a horrible teacher, he made his own book for the class too and its definitely lacking the goods needed to help us figure some of this stuff out.

Well, in the future it would be good to at least say something like, "I know F = ma , but am unsure how it is applied to this problem" ... or something that demonstrates you aren't just looking for a handout.

Thanks for the help though, I've been at this stuff all day so my mind is about fried lol, but after i re read what you said i came up with the correct graph for the problem. again, thanks for the help

No problem.
 
fss said:
Well, in the future it would be good to at least say something like, "I know F = ma , but am unsure how it is applied to this problem" ... or something that demonstrates you aren't just looking for a handout.



No problem.

ya, handouts are nice but i actually want to know how to work this stuff out too. i guess i forgot to say that in any of my posts
 

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