More cards in this set

Why would a cable of double thickness be used?

How is a fuse fitted?

What happens if a fault develops in an earthed appliance?

What should the rating of the fuse be?

What is a circuit breaker?

What residual current circuit breaker (RCCB) do?

What is the power supplied to a device?

What do you usually measure in an electric circuit?

What is an electric current?

What happens when charge flows through an appliance?