activer

In a sentence

• Je vais activer le mode avion sur mon téléphone.

  I will activate airplane mode on my phone.

  Here, 'activer' is used to mean 'to turn on' or 'to enable' a feature or function on an electronic device.

• Il faut activer ses muscles pendant cet exercice.

  You need to activate your muscles during this exercise.

  In this example, 'activer' means 'to engage' or 'to stimulate' muscular actions or responses during physical activity.

• Pour résoudre ce problème rapidement, nous devons activer une autre stratégie.

  To solve this problem quickly, we need to activate another strategy.

  The usage of 'activer' here signifies 'to initiate' or 'to set in motion' a plan or action to achieve a specific goal.