130 prompts matching "A calorimetry problem including a change of state"
Worked example: Choosing the right fuse rating for an appliance
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Spot my mistake: Overloading a socket, and what follows from it
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Real-life Nigeria: Safe wiring practice in a Nigerian home
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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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Spot my mistake: The moving-coil galvanometer
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Real-life Nigeria: Electromagnets in Nigerian industry
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Real-life Nigeria: Preparing a revision plan for the SS2 second term
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Worked example: Calculating the force on a current-carrying conductor
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Spot my mistake: Confusing Fleming's left-hand rule with the right-hand rule
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Real-life Nigeria: Electric motors in Nigerian homes and industry
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Worked example: Calculating output voltage from the turns ratio
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Spot my mistake: Assuming a transformer can work on direct current
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Real-life Nigeria: Transformers in Nigeria's power transmission network
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Worked example: Writing the nuclide notation for a given atom
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Spot my mistake: Confusing atomic number with mass number
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Worked example: Writing an equation for alpha decay and for beta decay
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Spot my mistake: Background radiation, and allowing for it
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Spot my mistake: Assuming a sample decays completely after two half-lives
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