MCQ
The maximum current that flows through a fuse wire before it blows out varies with its radius as
- ✓$r^{3 / 2}$
- Br
- C$r^{2 / 3}$
- D$r^{1 / 2}$
✓
Answer
Correct option: A.
$r^{3 / 2}$
(a) $r^{3 / 2}$
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