A charge of $8 C$ $8 C$ is passing through points A and B on a circuit. If the charge's electric potential changes from $64 J$ $64 J$ to $24 J$ $24 J$ , what is the voltage between points A and B?

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Answer 1 · 2018-04-13T12:59:18

The voltage is $= 5 V$ $=5V$

Apply the equation

$Energy (J)$ $"Energy"(J)"$ $= Electric potential(V) \times Charge (C)$ $= " Electric potential(V)"xx"Charge (C)"$

The charge is $Q = 8 C$ $Q=8C$

The change in energy is $DeltaE=64-24=40J$

The voltage is

$U_(AB)=(DeltaE)/(Q)=40/8=5V$

A charge of 8 C8C8 C is passing through points A and B on a circuit. If the charge's electric potential changes from 64 J64J64 J to 24 J24J24 J, what is the voltage between points A and B?