♡ 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 👍 :1.4K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Radiations which are not deflected by magnetic ...
➣ A shall discrete mass of solid or ...
➣ Main impact of Greenhouse effect is : ...
➣ Aerosols are defined as : ...
➣ When Environmental Lapse Rate equals to Adiabatic ...
➣ Hydrocarbons in the from of terpenes, as ...
➣ A device which dust in a gas ...
➣ A device in which consists of bags ...
➣ Most commonly used control device for particulate ...
➣ Pollutant Standards Index (PSI) value greater than ...
❖ Take a qick MCQ Test on
➤ Hydrology
➤ Solid Waste and Waste Water Treatment
➤ Transportation Engineering
➤ Concrete Technology
➤ Soil Mechanics and Foundation
➤ Water Supply
➤ Building Material
➤ Miscellaneous