Exam-style question
Try this first
What is the unit of electric potential?.
- A.Joule per coulomb
- B.Coulomb per meter
- C.Newton per coulomb
- D.Volt per meter
Model answer
What a good answer should say
- Joule per coulomb
Explanation
Why this works
The unit of electric potential is the volt (V), which is equivalent to one joule per coulomb (J/C). This unit reflects the amount of work done in moving a unit charge through an electric potential difference.
Common mistake
No common mistake is linked to this question yet.