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1) Consider the electrons inside a metal wire. Which of the following statements

ID: 2261652 • Letter: 1

Question

1) Consider the electrons inside a metal wire. Which of the following statements isn't correct?:


a) With an electric field present, the electrons move in stop-and-go fashion on a zig-zag path with a small net displacement.


b) Without an electric field the electrons move randomly but their net displacement is zero over time.


c) With an electric field the electrons move on a straight path with constant velocity.


d) Without an electric field, there is no current.


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2) An electric battery is a device that... (choose all correct statements).


a) stores lots of current


b) stores extra charges


c) separates charges


d) creates and maintains a potential difference



Explanation / Answer

c) With an electric field the electrons move on a straight path with constant velocity.

a) stores lots of current


b) stores extra charges