250 prompts matching "Treating distance travelled as though it were displacement"
Worked example: Calculating resistance from voltage and current
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Spot my mistake: The effect of temperature on resistance
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Let me explain: Potential difference across components joined in series
I have just studied potential difference across components joined in series in my SS2 Phys
Worked example: Calculating the effective resistance of resistors in series
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Spot my mistake: Adding resistances wrongly in a series problem
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Let me explain: Potential difference across components joined in parallel
I have just studied potential difference across components joined in parallel in my SS2 Ph
Worked example: Calculating the effective resistance of resistors in parallel
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Spot my mistake: Inverting the reciprocal wrongly in a parallel calculation
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Real-life Nigeria: Why house wiring uses parallel connection
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Let me explain: Earthing, and why an appliance is earthed
I have just studied earthing, and why an appliance is earthed in my SS2 Physics class. Let
Worked example: Choosing the right fuse rating for an appliance
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Real-life Nigeria: Safe wiring practice in a Nigerian home
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Quiz: Faraday's laws of electromagnetic induction
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Let me explain: Lenz's law and the direction of an induced current
I have just studied Lenz's law and the direction of an induced current in my SS2 Physics c
Worked example: Calculating an induced electromotive force
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Spot my mistake: The d.c. generator and the commutator
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Real-life Nigeria: Induction at work in Nigerian power generation
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Let me explain: The field pattern around a straight wire and around a coil
I have just studied the field pattern around a straight wire and around a coil in my SS2 P
Spot my mistake: The moving-coil galvanometer
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Real-life Nigeria: Electromagnets in Nigerian industry
Act as my SS2 Physics tutor. Show me where electromagnets in Nigerian industry turns up in