♡ 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
➣ When Environmental Lapse Rate equals to Adiabatic ...
➣ The category of devices by which dust ...
➣ Concentration of krypton in clean air is ...
➣ A device which dust in a gas ...
➣ Hydrocarbons in the from of terpenes, as ...
➣ A blue line along the gum is ...
➣ Rainluft process is used for : ...
➣ Looping occurs when : ...
➣ Air pollution from a variety of source ...
➣ Most commonly used control device for particulate ...
❖ Take a qick MCQ Test on
➤ Strength of Material
➤ Building Material
➤ Fluid Mechanics and Hydraulics
➤ Pollution (Air and Noise)
➤ Miscellaneous
➤ Concrete Structure
➤ Soil Mechanics and Foundation
➤ Transportation Engineering