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13.2 Transformers and the National Grid

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Question 1
F

Which transformer is used between a power station and the long-distance transmission cables in the National Grid?

[1]
A

A step-up transformer that decreases the potential difference.

B

A step-up transformer that increases the potential difference.

C

A step-down transformer that increases the potential difference.

D

A step-down transformer that decreases the potential difference.

Markscheme

13.2 Transformers and the National Grid Questions

  1. GCSE
  2. /Physics
  3. /13.2 Transformers and the National Grid

108 exam-style questions on Edexcel GCSE Physics 13.2 Transformers and the National Grid, covering 13.2.1 Transformers and induction, 13.2.2 The transformer turns-ratio equation, 13.2.3 The National Grid, 13.2.4 The transformer power equation, and 13.2.5 Advantages of high-voltage transmission. Each one has a worked solution and a mark scheme showing where the marks go.

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