A ballon is going upwards with velocity of 12 m/s. It releases a packet when it is at a height of 65m from the ground.calculate the time taken for the packet to reach the ground.
plz help.
1
Expert's answer
2012-08-10T09:45:52-0400
H = gt²/2 ==> t = √(2H/g) = √(2*65/9.8) ≈ 3.6422s.
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