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Physics 10 Online
OpenStudy (anonymous):

When an ion accelerates through a potential difference of 2310 V, its electric potential energy decreases by 7.40×10−16 J. What is the charge on the ion?

OpenStudy (anonymous):

q = U/V

OpenStudy (anonymous):

3.2 x 10 ^ -19 ?

OpenStudy (anonymous):

Yes. The electric potential energy is decreasing, means its in negative value.

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