501 prompts matching "The magnetic field produced by an electric current"
Spot my mistake: Combining capacitors with the resistor rules
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Real-life Nigeria: Capacitors in fans, inverters and camera flashes
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Quiz: Ohm's law and ohmic against non-ohmic conductors
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Worked example: Resistance of a wire from its dimensions and resistivity
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Practice set: Series and parallel resistance problems
Act as my SS3 Physics tutor. Give me five practice questions on series and parallel resist
Real-life Nigeria: Cable sizing in Nigerian house wiring
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Exam timing: A timed resistance problem set
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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
Act as my SS3 Physics tutor. Give me five practice questions on power and energy problems
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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Exam timing: A timed energy and power problem set
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Spot my mistake: A Faraday calculation with the wrong valency
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Real-life Nigeria: Electroplating in Nigerian metal workshops
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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
Worked example: Turns ratio and output voltage of a transformer
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Real-life Nigeria: Step-down transformers on Nigerian distribution poles
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Practice set: Problems on magnetisation and demagnetisation
Act as my SS3 Physics tutor. Give me five practice questions on problems on magnetisation
Real-life Nigeria: Neon signs and fluorescent tubes
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Teach me: How light travels along an optical fibre
You are my personal SS3 Physics tutor. Teach me how light travels along an optical fibre,