Asked by Srija Tripathy
A balloon ascends with a uniform velocity of 3 m/s from the ground. At the end of 20 seconds, a particle is released from it. Find the time the particle takes to reach the ground.
Answers
Answered by
R_scott
a free-fall equation ... h = 1/2 g t^2 + v0 t + h0
0 = -4.9 t^2 + 3 t + 60
use the quadratic formula to find t
0 = -4.9 t^2 + 3 t + 60
use the quadratic formula to find t
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