250 prompts matching "Quiz: Coulomb's law and the force between charges"
Practice set: The circuit breaker and how it works
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Exam prep: Electrical energy, power and the cost of consumption
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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
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Worked example: The strength of an electromagnet and what affects it
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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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Physics at work: The loudspeaker, and how it turns current into sound
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Worked example: Electrical safety and the cost of energy reviewed
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Let me explain: The factors that determine the size of the force
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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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Teach me: The structure of the atom and the particles in it
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Practice set: The Bohr model and electron energy levels
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Let me explain: The penetrating and ionising power of each radiation
I have just studied the penetrating and ionising power of each radiation in my SS2 Physics
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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