Asked by Precious
A bomb dropped from a balloon reaches the ground in 30seconds .determine the height of the balloon if it is at rest in the air and if it is ascending with a speed of 100m/sec when the balloon is dropped
Answers
Answered by
Damon
if Vi = 0
h = Hi + 0 t - 4.9 t^2
h = 0 at ground
4.9 t^2 = Hi
4.9 * 900 = Hi
=================
if Vi = 100
0 = Hi + 100 t - 4.9 t^2
Hi = 4.9 * 900 - 3000
h = Hi + 0 t - 4.9 t^2
h = 0 at ground
4.9 t^2 = Hi
4.9 * 900 = Hi
=================
if Vi = 100
0 = Hi + 100 t - 4.9 t^2
Hi = 4.9 * 900 - 3000
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