Half of the cylindrical part of this structure will be buried under the ground, and the rest will be buried in the ground. will be above it. The material to be used in the construction of the underground part Since it has 4 times the cost of the one above ground, such a structure has a minimum cost. What size should it be in order to be finished at a cost?
Half of the cylindrical part of this structure will be buried under the ground, and the rest will be buried in the ground. will be above it. The material to be used in the construction of the underground part Since it has 4 times the cost of the one above ground, such a structure has a minimum cost. What size should it be in order to be finished at a cost?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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It is desired to build a structure like the one in the figure with a volume of V (hemispherical and six cylinders on top).
Half of the cylindrical part of this structure will be buried under the ground, and the rest will be buried in the ground.
will be above it. The material to be used in the construction of the underground part
Since it has 4 times the cost of the one above ground, such a structure has a minimum cost.
What size should it be in order to be finished at a cost?
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