♡ 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
➣ Chlorophyll loss in green plants is called ...
➣ Pollutant Standards Index (PSI) value greater than ...
➣ Leaf abscission is : ...
➣ The Gaussion model is used for prediction ...
➣ A state in which warmer air lies ...
➣ Carbon monoxide has more affinity with haemoglobin ...
➣ The category of devices by which dust ...
➣ Killing of tissue from air pollutants is ...
➣ Radiations which are not deflected by magnetic ...
➣ Hydrocarbon which may damage plants : ...
❖ Take a qick MCQ Test on
➤ Irrigation
➤ Soil Mechanics and Foundation
➤ Fluid Mechanics and Hydraulics
➤ Steel Structure
➤ Water Supply
➤ Miscellaneous
➤ Transportation Engineering
➤ Concrete Technology