Edexcel IGCSE Physics 2.20 Voltage and Energy Per Charge Questions
Voltage describes the energy transferred for each unit of charge. One volt is equal to one joule per coulomb.
- Syllabus
- First assessment 2019
- Course
- Physics 4PH1
Exam points
- Define voltage as energy transferred per unit charge, V = E/Q.
- Use 1 V = 1 J/C to identify or convert the unit of voltage.
Edexcel IGCSE Physics 2.20 Voltage and Energy Per Charge Questions question 1
The diagram shows a domestic lighting circuit.
The circuit is connected to the mains supply. Mains voltage is 230 V .
State what is meant by the term voltage.
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