$A$ stretched wire of length $110 \ cm$ is divided into three segments whose frequencies are in the ratio $1 : 2 : 3$. Their lengths must be

  • A
    $20 \ cm, 30 \ cm, 60 \ cm$
  • B
    $60 \ cm, 30 \ cm, 20 \ cm$
  • C
    $60 \ cm, 20 \ cm, 30 \ cm$
  • D
    $30 \ cm, 60 \ cm, 20 \ cm$

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