UPSC NDA II 2013 General Ability Paper

© examsiri.com

Question : 131 of 150

Marks: +1, -0

The ceilings of a concert hall are generally curved

because they reflect the sound to the audience
because they can absorb noise
to have better aeration in the hall
as any sound from outside cannot pass through a curved ceiling

Go to Question:

Prev Question

Next Question