♡ 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
➣ Concentration of ozone in clean air is ...
➣ What type of noise can be abated ...
➣ Lead exhausted from automobiles is responsible for ...
➣ A blue line along the gum is ...
➣ Aerosols are defined as : ...
➣ The category of devices by which dust ...
➣ Carbon monoxide in air effects : ...
➣ Killing of tissue from air pollutants is ...
➣ A device in which gas is ...
➣ A device in which consists of bags ...
❖ Take a qick MCQ Test on
➤ Miscellaneous
➤ Transportation Engineering
➤ Solid Waste and Waste Water Treatment
➤ Strength of Material
➤ Hydrology
➤ Steel Structure
➤ Concrete Technology
➤ Irrigation