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<blockquote data-quote="Immacomputer" data-source="post: 2151929" data-attributes="member: 570419">1) You didn&#039;t account for wood thickness.2) The magnet is not 5.3 inches tall and there is air between the cone and the magnet as well as air up into the surround as well as air inside the motor structure. Please calculate in all of this please. You could just submerge the sub in water and get it&#039;s total volume.Onto your attempt to make yourself feel better because you can&#039;t read and comprehend:1) Acceleration2) Acceleration3) Well this one gets complicated because you were not specific. If you are looking for the basic high school physics answer, it&#039;s either -9.81m/s*s or -32.1ft/s*s. BUT, you didn&#039;t ask for Earth&#039;s gravity so this answer is not correct. You also did not specify how far away we are from the surface. The general equation for the acceleration of gravity of an object is equal to GM/r^2 where G = 6.67x10^-11 Nm^2/kg^24) Couldn&#039;t tell you and I don&#039;t care but I could find it on google with ease.5) Couldn&#039;t tell you and I don&#039;t care but I could find it on google with ease.6) Do you want me to take the partial derivatives or just with respect to x? Maybe respect to y? I could do it all.7) -infinity (misread your question; thought you put 1/x)Throwing out random Calc 1 and Physics 1 problems to make yourself feel better is really sad. You do realize that you&#039;re not special for taking those classes right? You do realize that you&#039;re no smarter from sitting through your Calc 1 class than somebody who dropped out of high school and went to work in a trade right? Your knowledge does not impress anybody and you trying to flaunt your basic math knowledge just makes you look like a tool.</blockquote>

[QUOTE="Immacomputer, post: 2151929, member: 570419"] 1) You didn't account for wood thickness. 2) The magnet is not 5.3 inches tall and there is air between the cone and the magnet as well as air up into the surround as well as air inside the motor structure. Please calculate in all of this please. You could just submerge the sub in water and get it's total volume. Onto your attempt to make yourself feel better because you can't read and comprehend: 1) Acceleration 2) Acceleration 3) Well this one gets complicated because you were not specific. If you are looking for the basic high school physics answer, it's either -9.81m/s*s or -32.1ft/s*s. BUT, you didn't ask for Earth's gravity so this answer is not correct. You also did not specify how far away we are from the surface. The general equation for the acceleration of gravity of an object is equal to GM/r^2 where G = 6.67x10^-11 Nm^2/kg^2 4) Couldn't tell you and I don't care but I could find it on google with ease. 5) Couldn't tell you and I don't care but I could find it on google with ease. 6) Do you want me to take the partial derivatives or just with respect to x? Maybe respect to y? I could do it all. 7) -infinity (misread your question; thought you put 1/x) Throwing out random Calc 1 and Physics 1 problems to make yourself feel better is really sad. You do realize that you're not special for taking those classes right? You do realize that you're no smarter from sitting through your Calc 1 class than somebody who dropped out of high school and went to work in a trade right? Your knowledge does not impress anybody and you trying to flaunt your basic math knowledge just makes you look like a tool. [/QUOTE]

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