♡ 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 👍 :1.2K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ What type of noise can be abated ...
➣ A shall discrete mass of solid or ...
➣ Concentration of ozone in clean air is ...
➣ Killing of tissue from air pollutants is ...
➣ Epinasty in leaves is due to : ...
➣ Concentration of krypton in clean air is ...
➣ Pollutant Standards Index (PSI) value greater than ...
➣ Rainluft process is used for : ...
➣ When Environmental Lapse Rate equals to Adiabatic ...
➣ Carbon monoxide has more affinity with haemoglobin ...
❖ Take a qick MCQ Test on
➤ Pollution (Air and Noise)
➤ Concrete Structure
➤ Miscellaneous
➤ Fluid Mechanics and Hydraulics
➤ Water Supply
➤ Building Material
➤ Concrete Technology
➤ Soil Mechanics and Foundation