- #1
DrunkAppl
Homework Statement
A hot air balloon is traveling vertically upward at a constant speed of 3.4 m/s. When it is 11 m above the ground, a package is released from the balloon. After it is released, for how long is the package in the air? The acceleration of gravity is 9.8 m/s^2. Answer in units of s.
Homework Equations
y=y0 + v0*t+0.5gt^2
quadratic equation
The Attempt at a Solution
0 = 11 + 3.4t - 4.9t^2
t=1.88 s
But the online homework said it is wrong. Someone check it please