Lesson: Chapter 10 — Power and energy in electrical appliances

The parts of a household circuit 3 of 5 Reset answers

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Question 3

Which device cuts both the live and the neutral, and is used in a fire?

A The overload circuit breaker B A fuse C The isolator D An MCB

The right answer is the one marked above.

The isolator. The overload breaker and fuses cut only the live wire.

Answer the question to continue.