A boy throws a small stone from the edge of a cliff, 33m above the water level, at 25m/s inclined and 15˚ with the horizontal from a shoulder level, 1.6m from the cliff. How long does the boy hear the sound of splash after it hits the water? Assuming sound travels linearly 320m/s.

Glencoe Physics: Principles and Problems, Student Edition
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ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter6: Motion In Two Dimensions
Section: Chapter Questions
Problem 45A
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A boy throws a small stone from the edge of a cliff, 33m above the water level, at 25m/s inclined and 15˚ with the horizontal from a shoulder level, 1.6m from the cliff. How long does the boy hear the sound of splash after it hits the water? Assuming sound travels linearly 320m/s.

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