Answered: The equivalent sound power level (in…

The equivalent sound power level (in dB) of the four sources with the noise levels of 60 dB, 69 dB, 70 dB and 79 dB is A 0.0799 B 799.0 C 7.99 с D 79.9

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

Q
The equivalent sound power level (in
dB) of the four sources with the noise
levels of 60 dB, 69 dB, 70 dB and 79 dB
is
A 0.0799
B
799.0
C 7.99
с
D 79.9

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