Fuse - class-XII

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Multiple Choice

Three fuse wires A, B and C tinned copper having identical cross section and length 8 cm, 12 cm and 16 cm are used as fuses. For the same value of current 

  1. fuse A will melt first
  2. fuse B will melt first
  3. fuse C will melt first
  4. all fuse will melt for same current
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