3. The diagram shows a coal fired power station connected to part of the National Grid.
It provides businesses and homes with electricity. (a) Explain why power is transmitted at high voltage. [2] (b) The large generators in power stations are different in structure and operation from the simple model generator shown in the diagram.
Describe three ways in which the large generators are different. [3] [Total: 5] Hints and Answers coming soon!
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