The Flying to Pieces of a Whirling Ring


IN his letter on p. 439, Dr. Lodge points out that the tension due to centrifugal forces in a rotating band is independent of the curvature; but the deductions which he draws from this are, I think, mistaken. He argues, in the first place, that a straight band of 30-ton steel moving with a velocity of 800 feet per second in the direction of its length is in a state of very unstable equilibrium, and that the slightest shiver of a “vibration running along it would precipitate a catastrophe.”

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WORTHINGTON, A. The Flying to Pieces of a Whirling Ring. Nature 43, 463 (1891) doi:10.1038/043463b0

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