501 prompts matching "The effect of temperature on resistance"
Quiz: Ohm's law and ohmic against non-ohmic conductors
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WAEC prep: The potentiometer and the metre bridge
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Physics at work: Electrical installation
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Teach me: Electrical energy, power and their units
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Quiz: The kilowatt-hour and reading a meter
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Let me explain: Power dissipation and why cables warm
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Spot my mistake: An energy bill calculation left in watt-seconds
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Real-life Nigeria: Estimating a Nigerian household's monthly bill
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Quiz: Electrolytes, electrodes and the products at each
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Worked example: The mass deposited from a stated current and time
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Practice set: Electrolysis calculations across different cells
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Practice set: Induced e.m.f. problems for moving conductors
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WAEC prep: Transformer energy losses and how they are reduced
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Real-life Nigeria: Step-down transformers on Nigerian distribution poles
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Physics at work: Power transmission
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Quiz: Magnetic domains and how magnetisation occurs
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Let me explain: The hysteresis loop and what its area represents
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Practice set: Problems on magnetisation and demagnetisation
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Quiz: Conduction through a gas at reduced pressure
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Practice set: Problems on conduction in electrolytes
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