A student finds the speed of sound by measuring how long it takes the echo of a short clap to return from a wall 25.0 ± 0.1 m away. The time measured is 0.15 ± 0.02 s. a What is the speed of sound measured by the student? b What is the absolute uncertainty in the result? c What result should the student report? d Is the student’s result consistent with the reported value for the speed of sound in air of (341 ± 5) m s−1 ?
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