Description of electric potential difference?

toforfiltum · Jul 18, 2015

Homework Statement

Multiple-choice question 32: What describes the electric potential difference between two points in a wire that carries a current? Options A to D give force per unit positive charge, energy dissipated to current, power dissipated to current, and power dissipated to charge moved.

Homework Equations

V=IR
W=VQ

The Attempt at a Solution

The answer is B, though I thought that electric potential difference is the ratio of energy to charge? Why is the answer stating the ratio of energy to current instead?

Qwertywerty · Jul 18, 2015

Are you sure the answer is B ?

toforfiltum · Jul 18, 2015

Qwertywerty said:

Are you sure the answer is B ?

Oops, so very sorry. Read the wrong answer. Answer is C. Sorry again

Description of electric potential difference?

Homework Statement

Homework Equations

The Attempt at a Solution

Discussion

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