A student throws the stone in his hand horizontally from the edge of a cliff with a speed of 8m/s. Since the height of the cliff is 40 m, what is the horizontal velocity of the stone when it hits the ground?

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 46A
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A student throws the stone in his hand horizontally from the edge of a cliff with a speed of 8m/s. Since the height of the cliff is 40 m, what is the horizontal velocity of the stone when it hits the ground?

 
 a)

36.38 m/s

 B)

28.28 m/s

 NS)

18 m/s

 D)

8 m/s

 TO)

31.62 m/s

 

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