Question: A certain fuse blows if the current in it exceeds 1.3 A, at which instant the fuse melts with a current density of 740

A certain fuse "blows" if the current in it exceeds 1.3 A,

A certain fuse "blows" if the current in it exceeds 1.3 A, at which instant the fuse melts with a current density of 740 A/cm. What is the diameter of the wire in the fuse (in mm)? Your Answer:

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