http://www.askiitians.com/forums/Mechanics/10/25735/TOUGH!!!!!.htm
Geeta , 10 Years ago
Grade 7
Mechanics> http://www.askiitians.com/forums/Mechanic...
1 Answers
Sumit Majumdar
Last Activity: 10 Years ago
Solution:
The point of release is a point in the air, not attached to the balloon.
Since speed of balloon has same directionas acceleration due to gravity,
u = 12m/s a=9.8 m2/s t=10s
s = ut + 0.5at2
= 120 + (0.5)(9.8)(100)
=610 m
Thanks & Regards
Sumit Majumdar,
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Ph.D,IIT Delhi
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