As shown below, a negatively-charged particle q is moved from A to B in the presence of a constant electric field E. (a) Explain, in terms of the electric force on the particle, whether the electric potential energy increases or decreases in this process. (b) Given q = -3.00 nC, A (-9.00, +2.00) m, B (-5.00, -5.00) m, E = -10.0i V/m, (i) Calculate the potential difference going from A to B. (ii) Calculate the change of electric potential energy in moving q from A to B. E B
As shown below, a negatively-charged particle q is moved from A to B in the presence of a constant electric field E. (a) Explain, in terms of the electric force on the particle, whether the electric potential energy increases or decreases in this process. (b) Given q = -3.00 nC, A (-9.00, +2.00) m, B (-5.00, -5.00) m, E = -10.0i V/m, (i) Calculate the potential difference going from A to B. (ii) Calculate the change of electric potential energy in moving q from A to B. E B
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Transcribed Image Text:As shown below, a negatively-charged particle q is moved from A to B in the presence of a constant electric field E.
(a) Explain, in terms of the electric force on the particle, whether the electric potential energy increases or decreases in
this process.
(b) Given q = -3.00 nC, A (-9.00, +2.00) m, B (-5.00, -5.00) m, E = -10.0i V/m,
(i) Calculate the potential difference going from A to B.
(ii) Calculate the change of electric potential energy in moving q from A to B.
E
A
B
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