Physics-
General
Easy

Question

The maximum current that flows through a fuse wire before it blows out varies with its radius as

  1. r to the power of 3 divided by 2 end exponent    
  2. r    
  3. r to the power of 2 divided by 3 end exponent    
  4. r to the power of 1 divided by 2 end exponent    

The correct answer is: r to the power of 1 divided by 2 end exponent

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