Electrical Hazards and Safety Features

Which of the following electrical hazard does the diagram show?

• Overloading and Overheating

• Damp Conditions

• Damaged Insulation

• Loose or Poor Connections

Which of the following electrical hazard does the diagram show?

• Overloading and Overheating

• Damp Conditions

• Damaged Insulation

• Loose or Poor Connections

Which of the following is the color of live wire?

• yellow and green

• brown

• blue

Which of the following is the color of Earth wire?

• yellow and green

• brown

• blue

Which of the following is the color of neutral wire?

• yellow and green

• brown

• blue

What is the function of the live wire?

• carries electric current from the mains supply to the appliance.
• carries electric current from the appliance back to the mains supply.
• sends excessive current directly to Earth when there is a fault in the appliance.

What is the function of the Earth wire?

• carries electric current from the mains supply to the appliance.
• carries electric current from the appliance back to the mains supply.
• sends excessive current directly to Earth when there is a fault in the appliance.

For an appliance that requires 4.5 A of current to operate normally, which fuse rating would you choose?

• 3A

• 4A

• 5A

• 13A

Which label points to the Fuse on the diagram?

• C

• D

• E

• F