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  1. Finding the equation for final velocity in a perfectly elastic collision

    Oct 24, 2019 · Finding the equation for final velocity in a perfectly elastic collision hmorenom111 Oct 24, 2019 Collision Elastic Elastic collision Final Final velocity Velocity

  2. How is v1i-v2i=-(v1f-v2f) Derived? • Physics Forums

    Aug 28, 2015 · The equation v1i - v2i = -(v1f - v2f) is derived from the principles of conservation of momentum and kinetic energy in elastic collisions, particularly in the center of mass (CoM) frame. In …

  3. An Alternative Approach to Solving Collision Problems

    Aug 17, 2024 · Once this realization has dawned, it only takes a few moments to write down similar equations for the collision impulses in perfectly elastic and semi-elastic collisions: Perfectly elastic: …

  4. How Can Algebra Prove the Elastic Collision Equation?

    Feb 18, 2008 · The equation you want to prove, using your notation, is: va1-vb1 = vb2-va2 = - (va2 - vb2) Note that va1 - vb1 is the relative velocity of one mass with respect to the other. The equation …

  5. Max angle of deflection in a relativistic elastic collision

    Jul 5, 2018 · The discussion centers on calculating the maximum angle of deflection in a relativistic elastic collision using conservation laws and Lorentz transformations. Participants express difficulties …

  6. Understanding relative velocity in 1D elastic collision

    Feb 23, 2024 · Consider an elastic collision in one-dimension. We have a momentum equation $$m_1v_ {1,i}+m_2v_ {2,i}=m_1v_ {1,f}+m_2v_ {2,f}\tag {2}$$ and a kinetic energy...

  7. Question about two elastic collision formulas - Physics Forums

    Feb 15, 2023 · Equation 1 is equating the kinetic energies of the objects before and after the elastic collision. Equation 2 is equating the momentums of the objects after the elastic collision. They can be …

  8. Is the Elastic Collision Equation Applicable in This Mechanics Scenario ...

    Sep 14, 2019 · The discussion centers on the applicability of the elastic collision equation in a mechanics scenario involving two objects with specified masses and velocities. One participant …

  9. Validity of Elastic Collision Equations in Two and Three Dimensions

    May 17, 2014 · The discussion centers on the validity of the elastic collision equation v_1 - v_2 = - (u_1 - u_2) in two and three dimensions. Participants confirm that while the equation holds true in the …

  10. An Alternate Approach to Solving 2-Dimensional Elastic Collisions

    Mar 11, 2020 · Introduction This article follows on from the previous on an alternate approach to solving collision problems. In that article, we determined the equal and opposite collision impulse to have …