(a) What is the change of electrical potential energy of a proton which moves th

Question

(a) What is the change of electrical potential energy of a proton which moves through a potential difference of +21 V (measured in electron volts)? eV (b) What is the change of electrical potential energy of a proton which moves through a potential difference of +21 V (measured in joules)? J (c) What is the change of electrical potential energy of an electron which moves through a potential difference of +7 V (measured in electron volts)? eV (d) What is the change of electrical potential energy of an ion which has a charge of +3e and which moves through a potential difference of +21 V (measured in electron volts)? eV (e) What is the change of electrical potential energy of an ion which has a charge of -2e and which moves through a potential difference of +7 V (measured in electron volts)? eV In the next section, consider an insulator with a mass of 2

Explanation / Answer

W = q.V

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