♡ 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
➣ A shall discrete mass of solid or ...
➣ The Gaussion model is used for prediction ...
➣ Concentration of ozone in clean air is ...
➣ Most commonly used control device for particulate ...
➣ Main impact of Greenhouse effect is : ...
➣ Killing of tissue from air pollutants is ...
➣ Most natural hydrocarbons in air from : ...
➣ When Environmental Lapse Rate equals to Adiabatic ...
➣ A device in which gas is ...
➣ Radiations which are not deflected by magnetic ...
❖ Take a qick MCQ Test on
➤ Concrete Technology
➤ Transportation Engineering
➤ Pollution (Air and Noise)
➤ Miscellaneous
➤ Strength of Material
➤ Solid Waste and Waste Water Treatment
➤ Concrete Structure
➤ Hydrology