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Author Question: A combination of two sounds with equal SPL values always results in a. a 2-dB increase over the ... (Read 16 times)

NguyenJ

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on: Jul 26, 2018
A combination of two sounds with equal SPL values always results in
 
  a. a 2-dB increase over the SPL of one source alone
  b. a l0-dB increase over the SPL of one source alone
  c. a doubling of the SPL value of one source alone
  d. not enough information given
  e. none of the above

Question 2

Sampling for ambient particulate measurements is done primarily by
 
  a. dustfall buckets
  b. hi-vol samplers
  c. PM10 samplers
  d. Ringlemann samplers e. cascade impactors


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tmlewis4706

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Reply #1 on: Jul 26, 2018
Answer to Question 1

e

Answer to Question 2

c


NguyenJ

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  • Posts: 516
Reply 2 on: Jul 26, 2018
Excellent

xiaomengxian

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Reply 3 on: Yesterday
Gracias!

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