the acoustic pressure reaches a maximum of 10.0 N/m^2. Assume that the speed of sound is constant at 343 m/s
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A police siren emits a sinusoidal wave with frequency fs = 300 Hz. The speed of sound is 340 m/s. (a) Find the wavelength of waves if the siren is at rest in the air. (b) If the siren is moving at 30 m/s,
07
Sep
A police siren emits a sinusoidal wave with frequency fs = 300 Hz. The speed of sound is 340 m/s. (a) Find the wavelength of waves if the siren is at rest in the air. (b) If the siren is moving at 30 m/s, A firework charge is detonated many metres above the ground. At [...]
A firework charge is detonated many metres above the ground. At a distance of 400 m from the explosion, the acoustic pressure reaches a maximum of 10.0 N/m^2. Assume that the speed of sound is constant at 343 m/s
07
Sep
A firework charge is detonated many metres above the ground. At a distance of 400 m from the explosion, the acoustic pressure reaches a maximum of 10.0 N/m^2. Assume that the speed of sound is constant at 343 m/s A firework charge is detonated many metres above the ground. At a distance of 400 m [...]