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1) A loudspeaker emits sound waves that reach you with an intensity of 10_'1 W. ins2. Compute the intensity at this sound in dB Number

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A loudspeaker emits sound waves that reach you with an intensity of 10_'1 W. ins2. Compute the intensity at this sound in dB Number Units Atrain traveling towards you emits a sound with its horn. The horn is designed to emit a sound at 280 Hz. The irequency oi the sound that reaches you is 300 Hz. What is the speed of the train in km. h_1 ? You may use 330 m. 31 as the speed of sound. Number Units

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