Is it possible for an object to have an acceleration of zero and a numerical value for velocity? Justify your answer with an example.
Question 2
A circular ring of charge with radius b has total charge q uniformly distributed around it. What is the magnitude of the electric field at the center of the ring?
1. 0
2. keq/b2
3. keq2/b2
4. keq2/b
5. none of those answers