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WAEC Physics 2025 Objective — Question 48

Question 48 of 51 from the West African Examinations Council (WAEC) Physics 2025 Objective paper, with the correct answer and a full explanation.

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A sound wave made up of a large number of unrelated frequencies superimposed on each other is called

  • A. Harmonics
  • B. Note
  • C. NoiseCorrect
  • D. Pitch

Explanation

A jumble of unrelated frequencies superimposed together, with no clear pattern, is called noise.

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