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Author Question: By what factor is the intensity of sound at a rock concert louder than that of a whisper when the ... (Read 175 times)

fbq8i

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on: Jul 28, 2018
By what factor is the intensity of sound at a rock concert louder than that of a whisper when the two intensity levels are 120 dB and 20 dB respectively?
 a. 1012
  b. 108
  c. 106
  d. 1010
  e. 1011

Question 2

By what factor will an intensity change when the corresponding sound level increases by 3 dB?
 a. 3
  b. 0.5
  c. 2
  d. 4
  e. 0.3


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mariahkathleeen

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Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

c


fbq8i

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  • Posts: 527
Reply 2 on: Jul 28, 2018
Excellent

patma1981

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

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