A charge of $2 C$ $2 C$ is passing through points A and B on a circuit. If the charge's electric potential changes from $21 J$ $21 J$ to $5 J$ $5 J$ , what is the voltage between points A and B?

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Answer 1 · 2017-02-24T06:41:53

The voltage is $= 8 V$ $=8V$

The potential difference =work done/charge

The work done is the electric potential

Work done $= (21 - 5) J$ $=(21-5)J$

Charge $= 2 C$ $=2C$

Voltage $= \frac{21 - 5}{2} = \frac{16}{2} = 8 V$ $=(21-5)/2=16/2=8V$

A charge of 2C2 C is passing through points A and B on a circuit. If the charge's electric potential changes from 21J21 J to 5J5 J, what is the voltage between points A and B?