Answered: How fast must you throw a stone

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How fast must you throw a stone

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter2: Motion In One Dimension

Section: Chapter Questions

Problem 33P: A student throws a set of keys vertically upward to her sorority sister, who is in a window 4.00 m...

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Question

How fast must you throw a stone straight upwards in order for it to take 2 seconds to return back to the level from which you threw it? g = 10m/s2

A. 20 m/s
B. 7.5 m/s
C. 10 m/s
D. 15 m/s
E. 5 m/s

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