Question

A ball X of mass 1 kg travelling at 2 m/s has a head-on
collision with an identical ball Y at rest. X stops and Y
moves off. What is Y’s velocity?

Answer 1

Answer:

10, 1948, the United Nations General Assembly (UNGA) adopted the Universal Declaration of Human Rights (UDHR) Article 25, which states that: “Everyone has the right to a standard of living adequate for the health and well-being of himself and of his family, including food, clothing, housing and medical care