Main Electricity

In a plug, what colour is the live wire?

• Blue

• Green & Yellow

• Brown

In a plug, what colour is the neutral wire?

• Blue

• Green & Yellow

• Brown

In a plug, what colour is the earth wire?

• Blue

• Green & Yellow

• Brown

What wire is label 2?

• Live Wire

• Neutral Wire

• Earth Wire

What wire is label 1?

• Live Wire

• Neutral Wire

• Earth Wire

What wire is label 4?

• Live Wire

• Neutral Wire

• Earth Wire

What is the name of number 5?

8.

What does the power of an electrical appliance represent?

• The amount of current that passes through the appliance

• The rate at which it transforms energy

• The speed at which it performs a task

• The size of voltage that the appliance uses

7.

What is the main difference between a circuit breaker and a fuse?

• A circuit breaker can be used to control electrical circuits

• A circuit breaker can be reset whilst a fuse needs to be replaced

• A fuse can be reset whilst a circuit breaker needs to be replaced

• A fuse can be used to control electrical circuits

5.

If an appliance uses mains electricity at 230 V and the service manual for the appliance recommends using a fuse of 13 A, what is the power consumption it can safely use?

• 2020W

• 2550W

• 2990W

• 3520W