Physics: Electromagnetic Fields

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Electromagnetic fields(A) Concept of electromagnetic fieldField around a current carrying conductorSource: www.intl.siyavula.com The force is given …

Chemistry: Chemistry, Industry And The Environment

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Chemistry, industry and the environmentA chemical industry is one that uses chemistry to make chemicals from other …

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Dams and energy productionWhat is a dam?A dam is a man made structure built across a river. …

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Elastic properties of solidsHooke’s law: states that provided the elastic limit is not exceeded, the extension, e, …

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Electric field I: charges(A) Electric force and Coulomb’s law F= KeQ1Q2 / d2Where Ke is a proportionality constant …