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Q.
Some common mediums in which speed of sound waves is measured are mentioned below.
1. Air
2. Steel
3. Copper
4. Water
What is the correct increasing order of the speed of sound?
(a)1 < 4 < 2 < 3
(b)4 < 1 < 2 < 3
(c)1 < 4 < 3 < 2 Right sign
(d)4 < 1 < 3 < 2
Details:NA
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