A cylindrical hole is drilled through the center of a steel ball bearing shown here in cross
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A cylindrical hole is drilled through the center of a steel ball bearing shown here in cross section. Denoting the length of the hole by L, show that the volume of the steel remaining is equal to the volume of a sphere of diameter L.
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Calculate volumes by rotating cross sections about a line and using Theorem II of PappusGuldi...View the full answer
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