Physics 5054 · O Level · Power

Power — practice question

A student works out his power when running up a staircase. He measures the vertical height of the stairs, the time taken to run up them and his weight. How does he calculate his power?

  • A$\text{height} \times \text{time} \times \text{weight}$
  • B$\frac{\text{height} \times \text{weight}}{\text{time}}$
  • C$\frac{\text{time} \times \text{weight}}{\text{height}}$
  • D$\frac{\text{weight}}{\text{height} \times \text{time}}$

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