501 prompts matching "Physics at work: Wave physics in communication engineering"
Let me explain: Why a.c. is described by an r.m.s. rather than an average value
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Teach me: Inductive reactance and what it depends on
You are my personal SS3 Physics tutor. Teach me inductive reactance and what it depends on
Let me explain: Phase relationships in an inductor and in a capacitor
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Real-life Nigeria: Tuning a radio receiver as an application of resonance
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Real-life Nigeria: Photocells in automatic doors and light meters
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Teach me: Conductors, insulators and semiconductors compared
You are my personal SS3 Physics tutor. Teach me conductors, insulators and semiconductors
Let me explain: Why a geostationary orbit sits above the equator
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Real-life Nigeria: NigComSat and satellite services in Nigeria
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Let me explain: The link between energy quantisation and the photoelectric effect
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Real-life Nigeria: Where this term's physics shows up in Nigerian technology
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Quiz: The electron gun and the deflecting plates
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Let me explain: Building a truth table for a two-gate combination
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Real-life Nigeria: Logic gates inside a calculator and a digital meter
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Quiz: The factors affecting the rate of emission
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Let me explain: How electrons are accelerated and focused in a tube
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Real-life Nigeria: The cathode ray tube in older television sets
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Real-life Nigeria: Nuclear power and the debate about it in Nigeria
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Let me explain: Hard and soft X-rays and what determines each
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Real-life Nigeria: Solar power in Nigerian homes and the national grid
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Let me explain: Random and systematic errors distinguished
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