Physics 9702 · AS & A Level · Linear momentum and its conservation

Linear momentum and its conservation — practice question

What quantity is always conserved in elastic collisions?

  • Atotal kinetic energy: yes, total velocity: yes
  • Btotal kinetic energy: yes, total velocity: no
  • Ctotal kinetic energy: no, total velocity: yes
  • Dtotal kinetic energy: no, total velocity: no

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