contestada

A 80kg cabinet is pushed across a floor at constant velocity. Sideways push force is 400N. What is coefficient of kinetic friction?

Respuesta :

Answer:

5

Explanation:

  • F=mr
  • F=friction
  • m=coefficient of friction
  • r=weight or mass
  • F=mr
  • 400=80u
  • u=400/80
  • u=5