Question

18. The following data show the values of the speed of sound (in m/s) through
medium A, B, C and D
Medium
Speed of Sound (m/s)
A
3000 m/s
B
380 (m/s)
С
0(m/s
D
1500 m/s)
(i)
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
(iii) Which of the four media could be air​

Answer 1

Answer:

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Answer 2

Answer:

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