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INVERSE SQUARE LAW



 
 
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  #1  
Old March 15th 05 posted to sci.physics
labview1958
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Default INVERSE SQUARE LAW

What is the actual formula for the inverse square law? Is the
Repulsive Force = k 1/x^2 where k is a constant and x is the distance
between magnets? What about the individual forces F1 and F2 of the
magnets? What if one magnet is stronger than the other?


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  #2  
Old March 15th 05 posted to sci.physics
Sam Wormley
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Default INVERSE SQUARE LAW

labview1958 wrote:
What is the actual formula for the inverse square law?


Inverse Square Law
http://scienceworld.wolfram.com/phys...SquareLaw.html

  #3  
Old March 16th 05 posted to sci.physics
G=EMC^2 Glazier
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Default INVERSE SQUARE LAW

Hi sam We know a conducting wire's thickness obeys the inverse square
law.How is this reasoned ?. I know its true.How do you match the wires
diameter with its voltage? Bert

  #4  
Old March 16th 05 posted to sci.physics
jimp@specsol-spam-sux.com
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Default INVERSE SQUARE LAW

G=EMC^2 Glazier wrote:
Hi sam We know a conducting wire's thickness obeys the inverse square
law.How is this reasoned ?. I know its true.How do you match the wires
diameter with its voltage? Bert


You don't.

You match wire diameter to expected current and look up the size in an
appropriate table for the insulation and intended usage, i.e. house
wiring, electronic equipment, etc.

--
Jim Pennino

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  #5  
Old March 23rd 05 posted to sci.physics
PD
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Default INVERSE SQUARE LAW

labview1958 wrote:
What is the actual formula for the inverse square law? Is the
Repulsive Force = k 1/x^2 where k is a constant and x is the distance
between magnets? What about the individual forces F1 and F2 of the
magnets? What if one magnet is stronger than the other?


This force would apply to both magnets IF the inverse square law
applies. (This depends on the shape of the magnets by the way). It does
NOT matter whether one magnet is stronger than the other. See Newton's
third law about equal and opposite reactions.

If a mosquito hits the windshield of a truck going 60 mph, the force
the mosquito exerts on the truck is identical to the force the truck
exerts on the mosquito.

PD



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