♡ 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 👍 :1.1K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ The Gaussion model is used for prediction ...
➣ The category of devices by which dust ...
➣ Air pollution from a variety of source ...
➣ Lead exhausted from automobiles is responsible for ...
➣ Concentration of krypton in clean air is ...
➣ A blue line along the gum is ...
➣ Carbon monoxide in air effects : ...
➣ A state in which warmer air lies ...
➣ When Environmental Lapse Rate equals to Adiabatic ...
➣ Hydrocarbons in the from of terpenes, as ...
❖ Take a qick MCQ Test on
➤ Building Material
➤ Concrete Structure
➤ Irrigation
➤ Pollution (Air and Noise)
➤ Hydrology
➤ Steel Structure
➤ Transportation Engineering
➤ Fluid Mechanics and Hydraulics