1. Charge and current
4. Potential Dividers
5. EMF and Internal Resistance
6. Resistivity and Transport equation (Edexcel)
Definitions and equations
Ohms Law and I-V graphs
Kirchoffs Laws and Potential Dividers
Series and Parallel Circuits
Resistivity and Superconductivity
Energy and Power in Circuits
EMF and Internal Resistance
Isaac - Charge Carriers and Drift Velocity Isaac - Series and Parallel Circuits Isaac - Resistivity
Isaac - Combining Resistors Isaac - Power Isaac - Potential Dividers
Exam questions by topic with mark schemes.
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