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

Momentum and Newton's laws of motion — practice question

A car of mass $750\ \text{kg}$ is acted on by a horizontal driving force of $2.0\ \text{kN}$. It undergoes a forward horizontal acceleration of $2.0\ \text{m s}^{-2}$. What is the resistive force acting horizontally?

  • A$0.50\ \text{kN}$
  • B$1.5\ \text{kN}$
  • C$2.0\ \text{kN}$
  • D$3.5\ \text{kN}$

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