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Electricity Basics Ep.22 – How does a transformer change voltage?｜Audio Book ｜ Easy to listen to!
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Electricity Basics Ep.20 – Why use 3 phase?｜Audio Book ｜ Easy to listen to!
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Electricity Basics Ep.19 – What is a phase?｜Audio Book ｜ Easy to listen to!
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Electricity Basics Ep.18 – Frequencies from around the world｜Audio Book ｜ Easy to listen to!
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Samsung x CNN: Through My Eyes
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