A fuse wire repeatedly get burn when used with good heater it is advised to use fuse wire of
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copper or aluminium a thin strand
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Answer:
Option (D.) - More radius
Explanation:
We know when radius increases then cross section area also increases.
Cross section area is inversely proportional to resistance.
Since any wire having more radius have lower resistance so, if a fuse wire repeatedly get burn when used with good heater it is advised to use fuse wire of more radius.
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