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if i have two objects that aren't static, say, two balls that strike each other that are thrown at each other, what information do i need to measure the amount of force one ball contributes to the impact? What is the measurement system that is used? Sorry i know nothing about physics. i hope i asked this question in a way that you might understand what i mean!

2007-04-30 16:02:49 · 3 answers · asked by Anonymous in Science & Mathematics Physics

3 answers

During the collision, the balls collide, and two forces emanate from the point of contact, one affecting each ball. You need to know the masses of the balls and their initial velocities and trajectories and how much mechanical energy is lost in the collision in order to figure out what the trajectories will be after the collision. Keep this in mind, though. Net momentum of a system is conserved whenever net impulse on the system is zero. This even applies to inelastic collisions!

2007-04-30 16:22:46 · answer #1 · answered by Anonymous · 0 0

Ya!!the question is partially correct!!there's a quantity in the physics called as momentum denoted by p and numerically
p=m*v.where m is mass and v is velocity!it's units are kg/m/sec.
now during any elastic collision the momentum of a system remains conserved!so
m1u1+m2u2=m1v1+m2v2..
now if u know the dimensions of body u can take out the pressure..
pressure =force/area
.

2007-04-30 23:15:45 · answer #2 · answered by Anonymous · 0 0

You need a piezoelectric pressure transducer. Google that!

2007-04-30 23:45:31 · answer #3 · answered by Dr. R 7 · 0 0

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