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Author Question: The horizontal component of the buttressing force at the base of a pointed arch is A) less ... (Read 109 times)

corkyiscool3328

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on: Jul 29, 2018
The horizontal component of the buttressing force at the base of a pointed arch is
 
  A)
 
  less than that of a rounded arch.
 
  B)
 
  equal to that of a rounded arch.
  C)
 
  greater than that of a rounded arch.
 
  D)
 
  zero in magnitude.

Question 2

A sound source emits 30.0 W of sound power spread equally in all directions. What is the sound intensity level 30.0 m from the source?
 
  A)
 
  94.2 dB
  B)
 
  83.2 dB
  C)
 
  2.65  10-3 dB
  D)
 
  2.65  10-3 W
  E)
 
  -25.8 dB


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fauacakatahaias

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

A

Answer to Question 2

A


corkyiscool3328

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Reply 2 on: Jul 29, 2018
Wow, this really help

peter

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

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