What chargedid sphere b have initially

Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?

Asmall, positively charged ball is moved close to a large, positively charged ball. which describes how the small ball likely responds when it is released? it will move toward the large ball because like charges repel. it will move toward the large ball because like charges attract. it will move away from the large ball because like charges repel. it will move away from the large ball because like charges attract.

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z