Question:
A block of mass m falls vertically on a horizontal floor of
Last updated: 5/30/2023
![A block of mass m falls vertically on a horizontal floor of](https://media.kunduz.com/media/sug-question-candidate/20200808183730335557-1890826.jpg?h=512)
A block of mass m falls vertically on a horizontal floor of coefficient of restitution e 0 8 The fraction of energy lost during collision is 1 0 64 2 0 80 3 0 20 4 0 36