♡ 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 👍 :1.3K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Pollutant Standards Index (PSI) value greater than ...
➣ Lead exhausted from automobiles is responsible for ...
➣ A shall discrete mass of solid or ...
➣ Blue baze in forest area is produced ...
➣ When Environmental Lapse Rate equals to Adiabatic ...
➣ Carbon monoxide in air effects : ...
➣ Most commonly used control device for particulate ...
➣ Pollutant standards Index (PSI) value in between ...
➣ Leaf abscission is : ...
➣ The Gaussion model is used for prediction ...
❖ Take a qick MCQ Test on
➤ Fluid Mechanics and Hydraulics
➤ Surveying
➤ Pollution (Air and Noise)
➤ Strength of Material
➤ Steel Structure
➤ Irrigation
➤ Solid Waste and Waste Water Treatment
➤ Water Supply