- #1
Girn261
Homework Statement
A hot air balloon is released from the ground & rises up with a constant acceleration of 4 m/s^2. When it is 16 meters above a sandbag is dropped.
What is the time taken for the sandbag to hit the ground?
Homework Equations
v^2=u^2+2as
v=u+at
The Attempt at a Solution
v^2=u^2+2as
v^2=0+2(4)(16)
v=11.31m/s
v=u+at
11.31=0+(4)(t)
t=2.828