A charge of $6 C$ is passing through points A and B on a circuit. If the charge's electric potential changes from $36 J$ to $9 J$ , what is the voltage between points A and B?

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Answer 1 · 2016-04-19T11:36:07

$V_"AB"=-4,5V$

$E_2=9J$
$E_1=36J$
$q=6C$

$Delta E_p=E_2-E_1$
$Delta E_p=-27J$

$W=E_p=q(V_"AB")$

$-27=6*V_"AB"$

$V_"AB"=-27/6$

$V_"AB"=-4,5V$

A charge of 6 C6 C is passing through points A and B on a circuit. If the charge's electric potential changes from 36 J36 J to 9 J9 J, what is the voltage between points A and B?