A charge of $5 C$ is passing through points A and B on a circuit. If the charge's electric potential changes from $32 J$ to $18 J$ , what is the voltage between points A and B?

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Answer 1 · 2016-04-23T19:32:10

$V_"AB"=-2,8V$

$"Voltage between two points is given by " V_"AB"=W_"AB"/q$
$"where "W_"AB": "work done between A and B ; q:charge"$

$W_"AB"=18-32=-14J$
$q=5C$

$V_"AB"=-14/5$

$V_"AB"=-2,8V$

A charge of 5 C5 C is passing through points A and B on a circuit. If the charge's electric potential changes from 32 J32 J to 18 J18 J, what is the voltage between points A and B?