What is the speed of sound in air when the temperature is 20°c?
319 m/s
331 m/s
3...
Physics, 22.12.2019 05:31 chloeozenghar1
What is the speed of sound in air when the temperature is 20°c?
319 m/s
331 m/s
343 m/s
219 m/s
Answers: 3
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