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

Momentum and Newton's laws of motion — practice question

A rocket with mass $30\,000\,\text{kg}$ is resting on a launch pad at the Earth’s surface. The rocket motors exert an upward force of $330\,\text{kN}$ on the rocket. What is the rocket’s initial acceleration?

  • A$0.12\,\text{m s}^{-2}$
  • B$1.1\,\text{m s}^{-2}$
  • C$1.2\,\text{m s}^{-2}$
  • D$11\,\text{m s}^{-2}$

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