250 prompts matching "Electron diffraction as evidence for matter waves"
Exam prep: The advantages and disadvantages of a series connection
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Teach me: What a parallel circuit is
You are my personal SS2 Physics tutor. Teach me what a parallel circuit is, using a real N
Let me explain: Potential difference across components joined in parallel
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Worked example: Calculating the effective resistance of resistors in parallel
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Exam prep: Combining series and parallel sections in one circuit
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Physics at work: Circuit design work in Nigeria
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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
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Exam prep: Electrical energy, power and the cost of consumption
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Teach me: What electromagnetic induction is
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Let me explain: Lenz's law and the direction of an induced current
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Exam prep: The a.c. generator and how it works
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Teach me: The magnetic field produced by an electric current
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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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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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Let me explain: Series and parallel circuits reviewed
I have just studied series and parallel circuits reviewed in my SS2 Physics class. Let me
Worked example: Electrical safety and the cost of energy reviewed
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Exam prep: The magnetic effect of an electric current reviewed
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