Traditional Culture Encyclopedia - The 24 Solar Terms - A Case of Balloon Sticking to the Wall in Art Festival
A Case of Balloon Sticking to the Wall in Art Festival
Solution: Solution: According to the stress analysis of the balloon, as shown in the figure:
F float = ρ GV =1.29kg/m3×10n/kg× 9m3 =116.1n;
g = Mg = 10kg× 10N/kg = 100n；
According to the force balance, F- tension =F buoyancy-g =116.1n-100n =16.1n;
So choose B.
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