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A fuse wire with radius 1 mm blows at 1....

A fuse wire with radius 1 mm blows at `1.5` amp . The radius of the fuse wire of the same material to blow at 3 A will be

A

`3^ (1//4)` mm

B

`4^(1//3)`mm

C

`3^(1//2)`mm

D

`2^(1//3)` mm

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