Power and efficiency

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Question 16
Easy

Athlete X has a mass of 65 kg and climbs a vertical rope distance of 10 m in 12 s.

Athlete Y has a mass of 75 kg and climbs a vertical rope distance of 10 m in 10 s.

Who has the most power and why?

Athlete X because they have a smaller mass.

Athlete X because they transfer more energy in a longer time.

Athlete Y because a greater mass always means a greater power.

Athlete Y because they transfer more energy in a shorter time.

Power and efficiency Questions

  1. GCSE
  2. /Physics
  3. /Power and efficiency