Problems in physics. Derived from military situations and experience (1919)
United States. War Dept. Committee on education and special training, Dodge, Homer Levi, 1887- · [Washington? · leaf 134
rilluminating gas for a 35,000 cubic foot spherical balloon interms of the relative amounts of ballast which can be car-ried. The balloon and gear weigh 400 pounds, the twopassengers weigh 300 pounds. Assume that an ascensionalforce of 50 poimds is required. 8. A spherical balloon has a capacity of… … Figure 1. U. S. Army Spherical Balloon. BALLOONS 9. If the balloon and car of a 19,000 cubic foot spherical balloonweigh 300 pounds, and the two passengers each 150 pounds,how high can the balloon ascend if filled with commercialhydrogen? With illuminating gas? Consult table. 10. How high would the…
Physics · Military art and science
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