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Questions and Answers
What type of material is the fuse wire usually encased in?
What type of material is the fuse wire usually encased in?
- Iron
- Copper
- Aluminium
- Porcelain (correct)
What is the current of an electric iron that consumes 1 kW electric power when operated at 220 V?
What is the current of an electric iron that consumes 1 kW electric power when operated at 220 V?
- 4 A
- 4.54 A (correct)
- 5 A
- 10 A
What is the purpose of a fuse in an electric circuit?
What is the purpose of a fuse in an electric circuit?
- To regulate the current
- To protect circuits and appliances (correct)
- To stop the flow of current
- To melt the fuse wire
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