Electrical Wiring Quiz

What is the purpose of the cable grip in a plug?

• To conduct electricity

• To hold the wires securely

• To act as a fuse

• To provide insulation

Which wire is typically connected to the earth in household wiring?

• Live wire

• Neutral wire

• Earth wire

• Outer insulation

Which component is used to protect appliances from electrical faults?

• Earth wire

• Fuse

• Neutral wire

• Cable grip

One watt is a joule per second. True or False?

• True

• False

What does A.C. stand for?

• Alternating Current

• Active Current

• Additional Current

• Amplified Current

What is the main function of the consumer unit or fuse box?

• Generate electricity

• Distribute electricity to various circuits

• Store electricity

• Convert electricity to heat

What is the voltage at which the tumble dryer operates?

• 110 V

• 230 V

• 240 V

• 120 V

What is the role of the neutral wire in the circuit?

• To carry current to the appliance

• To carry current away from the appliance

• To increase voltage

• To decrease resistance

What is the function of a circuit breaker in an electrical system?

• To increase voltage

• To prevent overload by breaking the circuit

• To store electrical energy

• To convert AC to DC

What is the primary purpose of a transformer in an electrical circuit?

• To increase current

• To decrease resistance

• To change the voltage level

• To store energy