Physics 9702 · AS & A Level · Momentum and Newton's laws of motion

Momentum and Newton's laws of motion — practice question

A ship with mass $8.4 \times 10^7\,\text{kg}$ is moving towards a harbour at a speed of $16.4\,\text{m s}^{-1}$. If reverse thrust provides a steady total stopping force of $920\,000\,\text{N}$, Calculate the time taken to bring it to rest.

  • A$15\,\text{s}$
  • B$150\,\text{s}$
  • C$25\,\text{minutes}$
  • D$250\,\text{minutes}$

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI