Asked by DMITRIC
A 30 kg. balloon is filled with 100 m to the third power of helium. how much force is needed to hold it down?
Answers
Answered by
bobpursley
bouyancy force = weightairin100m^3-weightHein100m^3
force needed=bouyancy force-30kg*g
how do you get the weight? YOu need to make assumptions about pressure and temperature.
force needed=bouyancy force-30kg*g
how do you get the weight? YOu need to make assumptions about pressure and temperature.
Answered by
James Bond
0.81 KN
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