Understanding the British Plug Design

What is the primary safety feature of the British plug that prevents children from inserting objects into the holes?

• The plug is too heavy for children to lift.

• The plug is made of non-conductive material.

• The earth pin is longer and opens shutters for the other pins.

• The plug has a built-in alarm system.

What happens when the earth pin is inserted into the socket?

• It opens shutters for the live and neutral pins.

• It activates a light indicator.

• It starts a timer for electricity flow.

• It locks the plug in place.

Why is it safe to leave a British plug halfway out of the socket?

• The plug retracts into the socket.

• The plug emits a warning sound.

• The plug automatically disconnects.

• The insulation on the pins prevents contact with live electricity.

What was a common requirement for electrical appliances in Britain before 1992?

• They came with a pre-installed plug.

• They had a built-in circuit breaker.

• They included a user manual for plug installation.

• They were sold with a bare wire for self-wiring.

What is the purpose of the fuse in a British plug?

• To provide a backup power source.

• To regulate voltage levels.

• To enhance the plug's durability.

• To protect the circuit by breaking if there's a fault.

Which wire in the British plug is associated with safety and is not used during normal operation?

• The red wire.

• The green and yellow wire.

• The brown wire.

• The blue wire.

What is the color of the live wire in a British plug?

• Brown

• Blue

• Red

• Green and yellow

What is the clever design feature of the British plug related to wire slack?

• The plug changes color when damaged.

• The plug automatically retracts.

• The live wire is the first to disconnect in case of a tug.

• The earth wire is the first to disconnect in case of a tug.

What is a potential downside of the British plug design mentioned in the text?

• It is difficult to insert into sockets.

• It can hurt if stepped on when left on the ground.

• It is prone to overheating.

• It is not compatible with modern appliances.

What mnemonic is suggested for remembering the color of the live wire?

• Green and yellow are for safety.

• Brown is the color your trousers will go if you hit yourself with it.

• Brown is for the ground.

• Blue is for the sky.