You are riding in an elevator on the way to 18th floor of your dormitory. The elevato
You are riding in an elevator on the way to 18th floor of your dormitory. The elevator is accelerating upward with "a=1.90m/s^2". Beside you is the box containing your new computer; the box and its contents have a total mass of 28.0kg. While the elevator is accelerating upward, you push horizontally on the box to slide it in a constant speed toward elevator's door. If the coefficient of the kinetic friction between the box and the elevator is 0.32. What magnitude of force must you apply?
