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OpenStudy (anonymous):
Hi all, help!!! I am looking for an equation that gives the relationship between the initial and final velocities of a frictionless elastic collision. This equation must work for when the velocity of the second object IS NOT equal to zero, as well as when it is. Thank you!!
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OpenStudy (mrdoe):
Use energy conservation (hint KE is conserved)
OpenStudy (anonymous):
Yes. momentum is conserved [sum of m v values] Kinetic energy is conserved [ sum of (1/2) m v^2 values.
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