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2 cards from this section. Quick, good the night before a test.
What does a fuse do?
Think about the safety device that prevents overloads.
Why is earthing important?
Consider how excess electricity is handled.
What is the role of a fuse?
Recall what happens to the circuit when a fuse blows.
True or False: Earthing protects electrical devices by diverting excess current to the ground.
Consider how you would safeguard yourself and appliances.
A house has a circuit with a 15A fuse but operates an appliance that draws 20A. Discuss the potential consequences and safety measures.
Consider what happens when current exceeds the fuse's rating.
Design a safe home wiring plan that incorporates fuses, earthing, and color coding. Explain its benefits.
Think about how each component contributes to safety.
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