Topic 9 — Producing and Measuring Electricity In a world without electricity, cars, computers and essential equipment used in hospitals could not exist; we would forgo the pleasures of televisions and personal stereos; we would lose the convenience of appliances such as mobile phones, microwaves and washing machines. Hence electricity is at the heart of the modern world. It provides a very convenient form of energy to power a wide variety of both portable and fixed equipment. Technological developments…
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