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this is an experiment in physics

2006-08-26 22:21:30 · 2 answers · asked by ana. 2 in Science & Mathematics Physics

2 answers

If I understand the question correctly you are looking for an experimental way of finding the force needed to restore an equilibrium to a system. Equilibrant being the force vector that will provide required equilibrium.

Experimental or theoretical we can express that a system is at equilibrium id summation of all forces equal to zero (http://hyperphysics.phy-astr.gsu.edu/hbase/hframe.html ).
If we are dealing in one dimensional space F(left) – F(right)=0.
If two dimensional is the space then Sum(Fx)=0 and Sum(Fy)=0
Where Fx1=F cos (A1) and Fy1=F sin (A1) ( check this site out for some good examples http://en.wikibooks.org/wiki/FHSST_Physics_Forces:Equilibrium_of_Forces )

To determine what is the total force required balancing the system, we have to sum all the x components and solve for unknown force. Then we have to repeat similarly for y components.

Once you grasp the theoretical aspects the experimental applications fall squarely in.

Note: The site referenced by Helixbyrger is definitely worth looking at. I’ve provided some refinements above.

2006-08-27 03:04:59 · answer #1 · answered by Edward 7 · 0 0

http://hyperphysics.phy-astr.gsu.edu/hbase/hframe.html

The best general physics site - which gets quite specific!!

2006-08-26 22:28:58 · answer #2 · answered by helixburger 6 · 0 0

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