♡ Login
Home
Previous Papers
★
MCQs
Civil Engineering
Pollution (Air and Noise)
What type of noise can be abated ...
Que.
What type of noise can be abated by providing lining on walls and ceiling with sound absorbing materials ?
A.
Source noise
B.
Reflection noise
C.
Structural noise
D.
Direct air -borne noise
Right Answer is :
✓ B. Reflection noise
⚑ Report
Views 👍 :1.3K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Most dangerous hydrocarbon found in the automobile ...
➣ When Environmental Lapse Rate equals to Adiabatic ...
➣ Aerosols are defined as : ...
➣ Blue baze in forest area is produced ...
➣ A shall discrete mass of solid or ...
➣ Hydrocarbon which may damage plants : ...
➣ Epinasty in leaves is due to : ...
➣ Chlorophyll loss in green plants is called ...
➣ Air pollution from a variety of source ...
➣ When Environmental Lapse Rate equals to Adiabatic ...
❖ Take a qick MCQ Test on
➤ Pollution (Air and Noise)
➤ Concrete Structure
➤ Surveying
➤ Transportation Engineering
➤ Soil Mechanics and Foundation
➤ Strength of Material
➤ Water Supply
➤ Hydrology