♡ 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
➣ Carbon monoxide has more affinity with haemoglobin ...
➣ A device in which gas is ...
➣ Hydrocarbon which may damage plants : ...
➣ Chlorophyll loss in green plants is called ...
➣ Chlorophyll loss in green plants is called ...
➣ Concentration of ozone in clean air is ...
➣ Lead exhausted from automobiles is responsible for ...
➣ What type of noise can be abated ...
➣ Main impact of Greenhouse effect is : ...
➣ Concentration of krypton in clean air is ...
❖ Take a qick MCQ Test on
➤ Soil Mechanics and Foundation
➤ Pollution (Air and Noise)
➤ Transportation Engineering
➤ Miscellaneous
➤ Surveying
➤ Building Material
➤ Irrigation
➤ Hydrology