Asked by Mickey
A young woman in the flag corps throws her flag 2.1 meters into the air. How fast was the flag moving when she released it? How long was the flag in the air before she caught it again?
Answers
Answered by
drwls
Conservation of energy tells us that:
Vo^2/2 = g*H
H = 2.1 m
Solve for Vo
Time in the air = 2 Vo/g
(Vo/g going up and Vo/g coming back down)
Vo^2/2 = g*H
H = 2.1 m
Solve for Vo
Time in the air = 2 Vo/g
(Vo/g going up and Vo/g coming back down)
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