While standing at the edge of the roof of a building, a man throws a stone upward with an initial speed of 7.00 m/s. The stone subsequently falls to the ground, which is 14 m below the point where the stone leaves his hand. At what speed does the stone impact the ground? Ignore air resistance and use g= 9.81 m/s2 for the acceleration due to gravity. (See the diagram below.) Vyi = 7.00 m/s- Stone 14.0 m Vyf O a. 15 m/s O b. 12 m/s O c. 21 m/s O d. 24 m/s O e. 18 m/s

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 7OQ: A student at the top of a building of height h throws one ball upward with a speed of vi and then...
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While standing at the edge of the roof of a building, a man throws a stone upward with an initial speed of 7.00 m/s. The stone
subsequently falls to the ground, which is 14 m below the point where the stone leaves his hand. At what speed does the stone
impact the ground? Ignore air resistance and use g = 9.81 m/s for the acceleration due to gravity. (See the diagram below.)
Vyi =
= 7.00 m/s-
Stone.
14.0 m
Vyf
a. 15 m/s
b. 12 m/s
c. 21 m/s
d. 24 m/s
e. 18 m/s
Transcribed Image Text:While standing at the edge of the roof of a building, a man throws a stone upward with an initial speed of 7.00 m/s. The stone subsequently falls to the ground, which is 14 m below the point where the stone leaves his hand. At what speed does the stone impact the ground? Ignore air resistance and use g = 9.81 m/s for the acceleration due to gravity. (See the diagram below.) Vyi = = 7.00 m/s- Stone. 14.0 m Vyf a. 15 m/s b. 12 m/s c. 21 m/s d. 24 m/s e. 18 m/s
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