Calc Projectile motion horizontal velocity

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Homework Help Overview

The discussion revolves around calculating various parameters related to projectile motion, specifically focusing on horizontal velocity, initial vertical speed, angular launch speed, launch angle, and maximum height for an object projected a distance of 24.5 meters with a mass of 7.3 grams.

Discussion Character

  • Exploratory, Assumption checking

Approaches and Questions Raised

  • Participants discuss the use of the equation V=d/t and question the relevance of mass in the context of projectile motion. There is a consideration of whether time is a necessary variable in the calculations.

Discussion Status

Some participants have pointed out potential misunderstandings regarding the relevance of mass and the variables involved in the equation. There is an ongoing exploration of assumptions, particularly regarding the effects of drag and the necessity of certain parameters.

Contextual Notes

Participants are operating under the assumption that drag is being ignored, which influences the discussion about the relevance of mass in the calculations.

H3lpPlz
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Homework Statement


Calculate any or all of the following: horizontal velocity, initial vertical speed, angular launch speed, launch angle, and maximum height all for an object with a mass of 7.3g that is projected 24.5m.


Homework Equations





The Attempt at a Solution


V=d/t V=24.5/7.3 V=15.031
 
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H3lpPlz said:

Homework Statement


Calculate any or all of the following: horizontal velocity, initial vertical speed, angular launch speed, launch angle, and maximum height all for an object with a mass of 7.3g that is projected 24.5m.


Homework Equations





The Attempt at a Solution


V=d/t V=24.5/7.3 V=15.031
Your solution is incorrect. What do the symbols in the equation v=d/t represent?
 
Pardon me if I am wrong but knowing mass in this case is useless or is it time?
 
michalll said:
Pardon me if I am wrong but knowing mass in this case is useless or is it time?
If we are ignoring drag (which I am assuming that we are), then you are indeed correct. The mass of the object is superfluous in this case.
 

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