Question

If you are blind-folded and kept in a place with hands and legs tied, how do you identify whether you are in
i) an open place
ii) a room with household materials
iii) an empty room
NOTE: The answer should be related with the physics chapter sound.

Answer 1

Answer:

ok

Explanation:

we can hear the sound since we can hear 20 Hz to 20000 hz

Answer 2

To find out whether the place is with material, open or empty you will have to scream loudly. If there is an echo it is an empty place. If there is no echo the place is with material and if there is reverberation it is an empty place or a room.

Hope u understood!!!