Question

medium A, B, C and D:
Medium
Speed of Sound (m/s)
A
3000 (m/s)
B
330 (m/s)
С
0 (m/s)
D
1500 (m/s)
Why is the speed of sound through medium C 0(m/s)?
(ii)
Identify the most probable physical state of A. Give reason for your
answer.
1+(1/2+1)+1/=3
(iii) Which of the four media could be 'air?

Answer 1

Answer:

Medium c may vacuum as the sound is a mechanical wave so it requires medium to propagate .

As the physical state of A may be air