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March 26, 2017

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An 67.6 kg object moving to the right at
38.7 cm/s overtakes and collides elastically with a second 48.9 kg object moving in the same direction at 19.2 cm/s.
Find the velocity of the second object after the collision.
Answer in units of cm/s

  • Physics - ,

    v₁= {+2m₂v₂₀ +(m₁-m₂)v₁₀}/(m₁+m₂)
    v₂={ 2m₁v₁₀ + (m₂-m₁)v₂₀}/(m₁+m₂)

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