Multiple choice

A device which is used to limit the current in an electric circuit is called a

  1. grid

  2. fuse

  3. hub

  4. conductor

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A fuse is a safety device designed to protect an electrical circuit from excessive current. It contains a wire that melts and breaks the circuit if the current becomes too high, thereby limiting the flow and preventing damage or fire. A conductor, by contrast, allows current to flow easily.