Question #51121
A fuse in an electric circuit is designed to open the circuit like a switch when the current
exceeds a preset value. If a fuse is made of material that melts when the current density
reaches 400 A cm2, what is the diameter of the wire needed to limit the current to 0.30 A?
1
Expert's answer
2015-03-06T04:38:15-0500
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United Kingdom #333261 on Nov 2022