A charge of #6 C# is passing through points A and B on a circuit. If the charge's electric potential energy changes from #36 J# to #15 J#, what is the voltage between points A and B?

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Answer 1 · 2018-07-22T12:29:05

The voltage is #=3.5V#

The charge is

#Q=It=6C#

The energy is

#W=UIt#

And the change in energy is

#DeltaW=DeltaUxxIt#

#36-15=DeltaUxx6#

#DeltaU=21/6=3.5V#