More cards in this set

How do you find frequency from a p.d. against time graph for a.c. current?

What is the difference between a two core and three core cable?

What colour are the live, neutral and earth wires and where do they go in a plug?

What is a fuse?

What are wires made from and why?

Why is brass used for the pins on a plug?

How does a fuse work to help protect the user of an appliance?

How does a fuse work with an earth wire to protect a user? (2 cards)

...fuses continued

How do you choose an appropriate fuse for a circuit?