Q. 85.0( 8 Votes )
Why are the
Since, concert halls are big, so audience at the back rows of the hall may not hear clear sound of speaker. To overcome this problem, the ceiling of the concert halls is made concave. Concave ceiling helps the sound wave to reflect and send to farther distance which makes the concert hall enable to send clear sound to the audience even sitting in back rows of hall.
Rate this question :
Why is the ceilinNCERT Science - Exemplar