What is an approximate value for the speed of sound in air? Options: 1)30 ms- 2)...
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What is an approximate value for the speed of sound in air? Options: 1)30 ms- 2) 300 ms- 3)30000 ms 4)300000000 ms What is an approximate value for the speed of sound in air? Options: 1)30 ms- 2) 300 ms- 3)30000 ms 4)300000000 ms
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