A hiker determines the length of a lake by listening for the echo of her shout reflected

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A hiker determines the length of a lake by listening for the echo of her shout reflected by a cliff at the far end of the lake. She hears the echo 2.0s after shouting. Estimate the length of the lake.

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Niebels Methods, Standards and Work Design

ISBN: 978-0073376318

13th edition

Authors: Andris Freivalds, Benjamin Niebel

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Question Posted: May 11, 2010 05:38 AM

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A hiker determines the length of a lake by listening for the echo of her shout reflected

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The round trip time for sound is 20 second...View the full answer

Niebels Methods, Standards and Work Design

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