Which of the following statements about the 3rd overtone of a vibrating air column of an open pipe is correct? It has

  • A 4 nodes
  • B 5 nodes
  • C 3 antinodes
  • D 4 antinodes
waec 2017physics

The correct answer is A. 4 nodes

The 3rd overtone for an open pipe has 5 antinodes and 4 nodes.

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