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Author Topic: Math question [Locked]
ZartanAround  3 stars
Title: Torpid Curmudgeon
Posts: 768
Registered: 2004-2-6 20:54:09
Friarspam posted:

ok I can see that either I'm not being clear on what I want to know or we're moving down assinine highway so I'll try again:


If a given weight is lifted straight up how much does the weight appear to the person doing the lifting?

Example: 40 lb lifted from the surface of the weight -vs- 40 lb lifted feom 20 foot.

now, I know that 40 lbs does not "change", but how much does it FEEl like is being moved. Also, before someone asks, I don't know the elevation, barometeic pressure, temperature and the rope is magic and weighs nothing for the purpose of this question.

/this thread is like trolling myself lol



40lbs FEELS EXACTLY LIKE 40lbs!!!

 

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ZartanAround  3 stars
Title: Torpid Curmudgeon
Posts: 768
Registered: 2004-2-6 20:54:09
next time i move, friar will be the first person i call.

 

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eodoll  4 stars
Posts: 1,028
Registered: 2002-2-14 12:35:42
Its going to weigh 40lbs no matter how long the rope is.

You will not get a mechanical advatange until you had something extra to it.

The only benefit of a long rope is more people can grab it to help pull it.
MayorShade  2 stars
Title: Not Special Forces
Posts: 258
Registered: 2004-3-1 10:40:52
After I read this thread I went and dug up my old engineering physics textbook, and then I went and beat a homeless man with it.

 

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Walker_ID  3 stars
Posts: 673
Registered: 2002-5-29 10:20:09
Koneg posted:

Walker_ID posted:

and your statement isn't true in any case....weight changes based on the distance between the center of the objects in question....the further apart they are the less they weigh...the change in weight might be minuscule but there is a change

Hola Crap. I could actually feel the brain cells die as I read that.

40lb bucket 2" off the ground or at the end of a 1000 foot rope still weighs exactly 40 pounds. The weight will not change unless and until you change the force of gravity. That won't happen until you get at least 5 miles up, and even then you're talking about a reduction of less than one half of one percent of the weight due to increased altitude.



i'm not surprised when confronted with facts that your brain cells cease to function

even simply weighing your self on/near the equator as opposed to one of the poles alone will net you a pound depending on your weight

and i'm not sure which part of "minuscule" escaped you

any distance decreases weight...and i don't know what education system you ascribe to but here in the real world x - y =/ exactly x assuming both are > 0

 

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illmyrin  3 stars
Posts: 705
Registered: 2001-12-25 11:52:26
The effect of the weight is directly related to the muscles involved. Lifting a 40 lb bucket of water in with one arm is a lot easier than pulling the same bucked up with a rope.

 

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Walker_ID  3 stars
Posts: 673
Registered: 2002-5-29 10:20:09
Koneg posted:

]All that "argle blargle" is referring to inertia, and how much energy is required to overcome it.

That has nothing to do with the weight of the bucket, because 40 pounds is 40 gawd damn pounds.



did yuki pass on his torch to you today? that's twice now you've spouted nonsense that has nothing to do with whats being said

 

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Yukishiro1  4 stars
Posts: 3,243
Registered: 2002-9-20 23:52:57
this thread isn't over until Sweeney posts in it
ZartanAround  3 stars
Title: Torpid Curmudgeon
Posts: 768
Registered: 2004-2-6 20:54:09
Retards posted:

in redneck country, 40lbs weighs a helluva lot more than 40lbs

 

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Friarspam  3 stars
Posts: 638
Registered: 2007-1-23 07:01:27
illmyrin posted:

The effect of the weight is directly related to the muscles involved. Lifting a 40 lb bucket of water in with one arm is a lot easier than pulling the same bucked up with a rope.



That's exactly the point I'm wondering. How much does the perception of the amount of weight make it seem like is being lifted.

 

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