Q:Only one of the following is possible for a moving object. Which one?A: The velocity is zero at one instant, and the acceleration is not zero at that instant.Help: This is always the situation when an object at rest begins to move.I do not understand what this means.
Q:Only one of the following is possible for a moving object. Which one?
ReplyDeleteA: The velocity is zero at one instant, and the acceleration is not zero at that instant.
Help: This is always the situation when an object at rest begins to move.
I do not understand what this means.