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12-1. A baseball is thrown downward from a 50-ft tower
Chapter 12, Problem 12-1(choose chapter or problem)
QUESTION:
12-1. A baseball is thrown downward from a 50-ft tower with an initial speed of 18 ft/s. Determine the speed at which it hits the ground and the time of travel.
Questions & Answers
QUESTION:
12-1. A baseball is thrown downward from a 50-ft tower with an initial speed of 18 ft/s. Determine the speed at which it hits the ground and the time of travel.
ANSWER:Step 1 of 4
From Newton’s laws of motion we know that:
Where is the final velocity of the baseball
is the initial velocity and is given as
in SI unit