Physics 5054 · O Level · Energy

Energy — practice question

A mass of $2.0\,\text{kg}$ has $300\,\text{J}$ of kinetic energy. Determine the speed of the mass.

  • A$8.7\,\text{m s}^{-1}$
  • B$12\,\text{m s}^{-1}$
  • C$17\,\text{m s}^{-1}$
  • D$24\,\text{m s}^{-1}$

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