IB skill practice

Analyse work, energy, power, and efficiency

Paper 1, Paper 2 5 marks Difficulty 5

Power from energy transfer

A device in a wind-turbine blade audit transfers \(540\,\text{J}\) in \(6\,\text{s}\). Calculate the power. Enter the numerical result and choose the interpretation that matches the physics meaning.

Worked practice: physics data and result

Read the physical quantities first, then calculate the result and state what it means.