P2 5 Cables and Current Flashcards Preview

AQA GCSE Science > P2 5 Cables and Current > Flashcards

Flashcards in P2 5 Cables and Current Deck (6)
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1

What is direct current?

Direct Current is in one direction only

2

What is alternating current?

Alternating current repeatedly reverses its direction

3

Give an example of direct current

The battery in a torch

4

Give an example of alternating current

Switching a light on at home

5

What does a mains circuit have?

A mains circuit has: a live wire that is alternatively positive and negative at every cycle a neutral wire at 0 volts the neutral wire earthed at the local substation

6

Plug Wiring