nshsshsh2408 nshsshsh2408
  • 19-07-2024
  • Physics
Answered

A sound wave in air has an intensity of 100 x 10⁻³ Watts/m². The density of air is 129kg³ and the speed of sound in air is 331 ms. The pressure ampltude of the sound wave is:
A) 0.740 N/m²
B) 0.821 N/m²
C) 0.980 N/m²
D) 0.850 N/m²
E) 0.924 N/m²



Answer :

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