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2.4.3 The National Grid

Card 1 of 20

What is the main purpose of the National Grid?

A

They carry electrical power over long distances.

B

A step-up transformer raises the potential difference so the current can be smaller for the same power.

C

For a fixed power, increasing the potential difference allows the same power to be transferred with a smaller current.

D

It transfers electrical power from power stations to consumers.

Card 1 of 20

2.4.3 The National Grid Flashcards

  1. GCSE
  2. /Physics
  3. /2.4.3 The National Grid

20 flashcards on AQA GCSE Physics 2.4.3 The National Grid: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2.

Flashcards