Transformers and the national grid

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Question 14
Medium

The diagram shows how electrical energy is transmitted from a power station to consumers in a local community.

Diagram showing the transmission of electricity from a power station to consumers. Station X (a thermal power plant) is connected to Substation Y. Substation Y is connected by overhead pylons representing Cables Z to Substation W. Substation W is connected to Consumer V (representing houses and school buildings).

Explain the stages in this process of transmitting utility electricity efficiently from Station X to Consumer V.

Your answer should explain the functions of Substation Y and Substation W, and how the transmission through Cables Z is made efficient.

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Transformers and the national grid Questions

  1. GCSE
  2. /Physics
  3. /Transformers and the national grid