♡ 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
➣ A state in which warmer air lies ...
➣ Pollutant standards Index (PSI) value in between ...
➣ Concentration of krypton in clean air is ...
➣ A blue line along the gum is ...
➣ Chlorophyll loss in green plants is called ...
➣ Pollutant Standards Index (PSI) value greater than ...
➣ Most dangerous hydrocarbon found in the automobile ...
➣ A device which dust in a gas ...
➣ Air pollution from a variety of source ...
➣ When Environmental Lapse Rate equals to Adiabatic ...
❖ Take a qick MCQ Test on
➤ Strength of Material
➤ Hydrology
➤ Water Supply
➤ Pollution (Air and Noise)
➤ Surveying
➤ Irrigation
➤ Steel Structure
➤ Building Material