TRANSFORMERS AND NATIONAL GRIDS

1 mark · Easy

Which part of the National Grid comes immediately after electricity is generated at a power station?

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Correct option: Step-up transformer

Common mistakes: Selecting step-down transformer

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Marking points

A1 · 1 mark · Selects correct answer: Step-up transformer.

Worked solution

After leaving the power station, the current is passed through a step-up transformer before entering the transmission cables.