Question

What are 'electical fuses'

Answer 1

fuse is an electrical safety device that operates to provide overcurrent protection of an electrical circuit. Its essential component is a metal wire or strip that melts when too much current flows through it, thereby interrupting the current. It is a sacrificial device; once a fuse has operated it is an open circuit, and it must be replaced or rewired, depending on type.

Answer 2

These are the oldest provinces names as Nghu An and Ha Teih. These were amongst the the poorest has as old radical tradition, and have been called electrical fuses of VEITNAM, when the system was under pressure these were first to blow.

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