250 prompts matching "Resistance and the factors it depends on"
Quiz: Optical instruments and the electromagnetic spectrum reviewed
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Real-life Nigeria: Linking waves, sound and light together
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Quiz: Charging by friction, by contact and by induction
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Worked example: Coulomb's law and the force between two charges
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Teach me: What electric current is, and how it is measured
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Quiz: Conventional current and electron flow
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Quiz: Potential difference, and how it differs from e.m.f.
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Spot my mistake: Primary cells and secondary cells compared
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Real-life Nigeria: The maintenance and charging of a car battery
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Quiz: Ohm's law and how it is stated
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Real-life Nigeria: Resistors and rheostats in practical circuits
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Worked example: Calculating the effective resistance of resistors in series
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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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Teach me: The dangers of electricity in the home
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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
Spot my mistake: Overloading a socket, and what follows from it
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Practice set: The factors affecting the size of an induced e.m.f.
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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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