234 prompts matching "Real depth and apparent depth"
Spot my mistake: Lightning and the lightning conductor
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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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Practice set: Internal resistance and the lost volts
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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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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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Practice set: The ohmic conductor and the non-ohmic conductor
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Exam prep: The advantages and disadvantages of a series connection
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Exam prep: Combining series and parallel sections in one circuit
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Quiz: The fuse and how it protects a circuit
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Practice set: The circuit breaker and how it works
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Exam prep: Electrical energy, power and the cost of consumption
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Spot my mistake: Overloading a socket, and what follows from it
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Exam prep: The a.c. generator and how it works
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Spot my mistake: The d.c. generator and the commutator
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Quiz: Oersted's experiment and what it showed
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