The alga/protist used for the construction of sound proof room is

Protist used for the construction of sound proof rooms, is -

Marine alga used as food

What is constructive interference of sound ?

The cause of hearing of sound, produced in one room, in a nearby room is

40*48 size of a room is about to be constructed and for the construction, builder has ordered the required square tiles for the room. Find the minimum number of square tiles required for the construction if the size of the tile is maximum?

The material generally used for sound proofing of rooms like a recording studio and auditorium , etc is :

The material generally used for sound proofing of rooms like a recording studio and auditorium, etc. is

The material generally used for sound proofing of rooms like a ecording studio and auditorium, etc.

The material generally used for sound proofing of rooms like a recording studio and auditorium, etc. is