Question
Download Solution PDFWhich of the following statements is/are true about the speed of sound in different media at 25°C
A. In steel, the speed of sound is 5960 m/s
B. In nickel, speed of sound is 6240 m/s
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is Only A is true.
- The speed of sound depends on the type and properties of the medium through which it is travelling.
- The speed of sound in a particular medium depends on the temperature and pressure of that medium.
Important Points
- The speeds of sound in different media at 25°C:
Substance Speed in m/s Aluminium 6420 Nickel 6040 Steel 5960 Glass 3980 Sea Water 1531 Distilled Water 1498 Sulfur Dioxide 213
Key Points
- The speed of sound decreases when it passes from the solid to the gaseous state of a given medium.
- In any medium, if the temperature increases, the speed of sound also increases, and vice versa.
- the speed of sound in air at 0°C is 331 m/s and at 22°C it is 344 m/s.
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