♡ 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
➣ What type of noise can be abated ...
➣ Killing of tissue from air pollutants is ...
➣ Rainluft process is used for : ...
➣ A blue line along the gum is ...
➣ Lead exhausted from automobiles is responsible for ...
➣ Carbon monoxide has more affinity with haemoglobin ...
➣ Blue baze in forest area is produced ...
➣ Radiations which are not deflected by magnetic ...
➣ Concentration of krypton in clean air is ...
➣ For gravity settling chamber, settling velocity should ...
❖ Take a qick MCQ Test on
➤ Fluid Mechanics and Hydraulics
➤ Hydrology
➤ Steel Structure
➤ Building Material
➤ Solid Waste and Waste Water Treatment
➤ Water Supply
➤ Transportation Engineering
➤ Pollution (Air and Noise)