250 prompts matching "Electroplating and the purification of copper"
Quiz: Conventional current and electron flow
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Worked example: Calculating charge from current and time
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Exam prep: Current in a metallic conductor and in an electrolyte
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Quiz: Potential difference, and how it differs from e.m.f.
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Exam prep: Cells connected in series and in parallel
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Spot my mistake: Primary cells and secondary cells compared
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Teach me: What resistance is, and what it depends on
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Quiz: Ohm's law and how it is stated
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Worked example: Calculating resistance from voltage and current
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Real-life Nigeria: Resistors and rheostats in practical circuits
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Exam prep: Combining series and parallel sections in one circuit
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Spot my mistake: Inverting the reciprocal wrongly in a parallel calculation
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Spot my mistake: Overloading a socket, and what follows from it
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Teach me: The magnetic field produced by an electric current
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Quiz: Oersted's experiment and what it showed
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Spot my mistake: The moving-coil galvanometer
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Teach me: Electric charge, current and electromotive force reviewed
You are my personal SS2 Physics tutor. Teach me electric charge, current and electromotive
Quiz: Resistance and Ohm's law reviewed
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Let me explain: Series and parallel circuits reviewed
I have just studied series and parallel circuits reviewed in my SS2 Physics class. Let me
Teach me: The force on a conductor carrying current in a magnetic field
You are my personal SS2 Physics tutor. Teach me the force on a conductor carrying current