29-09-2022
Physics

Answered

Sirens produce sounds that have different frequencies and pitches. Information on four siren sounds is provided below. Which is the correct order of sirens from lowest pitch to highest pitch? Siren A: 8,000 peaks in 2 seconds Siren B: 11,000 peaks in 5 seconds Siren C: 9,000 peaks in 3 seconds Siren D: 5,000 peaks in 1 second A A, B, C then D B B, C, A then D C C, B, D then A D D, A, B then C Back

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