250 prompts matching "Current, charge and the drift of electrons"
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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Quiz: The fuse and how it protects a circuit
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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
Practice set: The circuit breaker and how it works
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Exam prep: The a.c. generator and how it works
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Spot my mistake: The d.c. generator and the commutator
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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
Practice set: The electric bell and how it operates
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Exam prep: The relay and the telephone earpiece
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Let me explain: The factors that determine the size of the force
I have just studied the factors that determine the size of the force in my SS2 Physics cla
Worked example: Calculating the force on a current-carrying conductor
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Exam prep: The simple d.c. motor and how it turns
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Spot my mistake: Confusing Fleming's left-hand rule with the right-hand rule
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Exam prep: Energy losses in a transformer, and how they are reduced
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Quiz: The Rutherford scattering experiment and what it showed
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Real-life Nigeria: The nucleus as the source of nuclear energy
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Practice set: The Geiger-Muller tube and how it detects radiation
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Exam prep: The cloud chamber and the photographic plate as detectors
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Quiz: The decay curve, and reading a half-life from it
Act as my SS2 Physics tutor and quiz me on the decay curve, and reading a half-life from i