The noise level from a source outside a building is 75 dB(A). The wall material has an overall transmission loss (TL) of 25 dB(A). The wall is made up of 0.5 m² opening and 39.5 m² brick wall. Calculate the noise level inside the building, and the effective transmission loss. Select one: Ⓒa. 58.9 dB(A), 20.1 dB(A) b. 52.9 dB(A), 14.1 dB(A) Oc. 56.9 dB(A), 18.1 dB(A) Od. 54.9 dB(A), 16.1 dB(A)

The noise level from a source outside a building is 75 dB(A). The wall material has an overall transmission loss (TL) of 25 dB(A). The wall is made up of 0.5 m² opening and 39.5 m² brick wall. Calculate the noise level inside the building, and the effective transmission loss. Select one: Ⓒa. 58.9 dB(A), 20.1 dB(A) b. 52.9 dB(A), 14.1 dB(A) Oc. 56.9 dB(A), 18.1 dB(A) Od. 54.9 dB(A), 16.1 dB(A)

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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