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Author Question: If one lawn mower causes an 80-dB sound level at a nearby point, what sound level at that point ... (Read 138 times)

humphriesbr@me.com

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on: Jul 29, 2018
If one lawn mower causes an 80-dB sound level at a nearby point, what sound level at that point would four lawnmowers together cause?

Question 2

The fourth harmonic of a complex tone has a frequency of 600 Hz. What is the frequency of the tone?


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krakiolit

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Reply #1 on: Jul 29, 2018
Answer to Question 1

86 dB

Answer to Question 2

150 Hz


humphriesbr@me.com

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Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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