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Author Question: In integrated ceiling systems, you would normally find _____. a. 30 60 tiles only b. 60 60 ... (Read 35 times)

chads108

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In integrated ceiling systems, you would normally find _____.
 
  a. 30  60 tiles only
  b. 60  60 tiles only
  c. both 30  60 and 60  60 tiles
  d. 90  90 tiles

Question 2

The average sound level is 70 dBA, and the threshold of pain is reached at _____ dBA.
 
  a. 80 dBA
  b. 100 dBA
  c. 130 dBA
  d. 150 dBA



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otokexnaru

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Answer to Question 1

c

Answer to Question 2

c




chads108

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Reply 2 on: Jul 24, 2018
:D TYSM


tanna.moeller

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Reply 3 on: Yesterday
Wow, this really help

 

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