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MMLU / An object of mass m1 experiences a linear, elastic collision with a stationary…

Problem

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question

An object of mass m1 experiences a linear, elastic collision with a stationary object of unknown mass. In addition to m1, what is the minimum necessary information that would allow you to determine the mass of the second object?

choices

  1. The final speed of object 1
  2. The initial speed of object 1
  3. The final speed of object 2
  4. Any 2 of the above values

subject

high_school_physics

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Source and history

Official source

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