Asked by Simon
On June 9, 1988, Sergei Bubka broke the world pole-vaulting record for the 8th time in four years by attaining a height of 6.14 m. How long did it take Bubka to return to the ground from the highest part of his vault?
Answers
Answered by
Henry
h = 0.5g*t^2 = 6.14 m.
4.9t^2 = 6.14
t^2 = 1.253
Tf = 1.12 s. = Fall time.
4.9t^2 = 6.14
t^2 = 1.253
Tf = 1.12 s. = Fall time.
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