P1_2 Up Like a Lead Balloon

James Patrick Cowen, Patrick Doyle, Tom Hyde, Toby Johnstone, Gary Sutlieff


We analyse the physics behind constructing a balloon out of lead foil of 0.5 mm thickness, with the intent of calculating the minimum radius for constructing a spherical balloon capable of floating under its own buoyancy. We find this radius to be 15.26m.

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