501 prompts matching "Exam prep: Calculating the heat absorbed during a change of state"
Let me explain: Power dissipation and why cables warm
I have just studied power dissipation and why cables warm in my SS3 Physics class. Let me
Practice set: Power and energy problems across appliances
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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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Physics at work: Energy auditing
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Let me explain: Faraday's laws of electrolysis
I have just studied Faraday's laws of electrolysis in my SS3 Physics class. Let me explain
Practice set: Electrolysis calculations across different cells
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Real-life Nigeria: Electroplating in Nigerian metal workshops
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Physics at work: Electrochemical industry
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Let me explain: Self and mutual inductance
I have just studied self and mutual inductance in my SS3 Physics class. Let me explain it
Practice set: Induced e.m.f. problems for moving conductors
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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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Practice set: Problems on magnetisation and demagnetisation
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Spot my mistake: Choosing a hard magnetic material for a transformer core
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Real-life Nigeria: Magnets in loudspeakers and electric generators
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Physics at work: Electrical machine manufacture
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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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