A charge of $4 C$ $4 C$ is passing through points A and B on a circuit. If the charge's electric potential changes from $25 J$ $25 J$ to $17 J$ $17 J$ , what is the voltage between points A and B?

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Answer 1 · 2017-04-28T06:26:08

The voltage is $= 2 V$ $=2V$

The potential difference between the points $A$ $A$ and $B$ $B$ is $= U$ $=U$

Voltage =Energy)/Charge

$U=(DeltaE)/Q$

$DeltaE=25-17=8J$

The charge is $Q=4C$

$1 V=(1J)/C$

$U=8/4=2V$

A charge of 4 C4C4 C is passing through points A and B on a circuit. If the charge's electric potential changes from 25 J25J25 J to 17 J17J17 J, what is the voltage between points A and B?