> Q. The maximum current that flows through a fuse wire, before it blows out, varies with its radius ‘r’ as – LIVE ANSWER TODAY

Q. The maximum current that flows through a fuse wire, before it blows out, varies with its radius ‘r’ as

In This post you will get answer of Q.
The maximum current that flows through a fuse wire, before it blows out, varies with its radius ‘r’ as

Solution:

It is called safe current and is proportional to $r^{3/2}$

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