cam4122 cam4122
  • 01-04-2020
  • Physics
contestada


1. When is positive work done on a system? When is negative work done?

Respuesta :

jennifermendez41 jennifermendez41
  • 01-04-2020

Answer:

Both positive work and negative work have meaning: Positive work follows when the force has a component parallel to the displacement. Positive work adds energy to a system. Negative work follows when the force has a component opposite or against the displacement.

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