You can buy a measuring device billed as a sonic tape measure. Describe how a device equipped

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You can buy a measuring device billed as a “sonic tape measure.” Describe how a device equipped with an (ultrasonic) speaker, a microphone, and a precision timer could be used to measure the distance from the device to a wall (for example).

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Inquiry into Physics

ISBN: 978-1305959422

8th edition

Authors: Vern J. Ostdiek, Donald J. Bord

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