Advertisements
Advertisements
प्रश्न
The material generally used for sound proofing of rooms like a recording studio and auditorium is ______.
विकल्प
cotton
coir
wood
styrofoam
उत्तर
The material generally used for sound proofing of rooms like a recording studio and auditorium is styrofoam.
APPEARS IN
संबंधित प्रश्न
Why PUC is mandatory for vehicles?
Justify Pollution Under Control (PlUC) certificate is mandatory for all vehicles and industries
List two advantages of the use of unleaded petrol in automobiles as fuel.
Very short answer type question
Give one example of natural pollutants.
Short answer type question
How does CO cause giddiness and exhaustion?
Excessive use of pesticides leads to air pollution.
According to the Central Pollution Control Board, the diameter of particles that are responsible for causing great harm to human health is ______.
In which year was the Air (Prevention and Control of Pollution) Act amended to include noise as air pollution.
It is a common practice to plant trees and shrubs near the boundary walls of buildings. What purpose do they serve?
Name any four ways to control vehicular air pollution.
