 | British Association for the Advancement of Science - 1871 - 714 Seiten
...ellipsoid and the ellipsoid of equal energy aro the normal axes ; i lie body would vibrate about each of these axes, as about a fixed axis, and its motion...diameter in the ellipsoid of equal energy to that of the momenta! ellipsoid. 16. The body is slightly disturbed from its position of rest by rotation about-... | |
 | British Association for the Advancement of Science - 1871 - 720 Seiten
...is complete!; determined. 15. The length of the simple pendulum isochronous with the vibration sW. each normal axis is proportional to the square of the ratio of the corresponda: diameter in the ellipsoid of equal energy to that of the momenta! ellipsoid. VI. A Rigid... | |
 | Royal Irish Academy - 1874 - 1136 Seiten
...the three common conjugate diameters of the momental ellipsoid, and the ' ellipsoid of equal energy." The length of the simple pendulum isochronous with the vibration about each axis is proportional to the square of the ratio of the corresponding diameter in the ' ellipsoid of... | |
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... of these axes, as about a fixed axis, and its motion is always compounded of vibrations about these axes. 15. The length of the simple pendulum isochronous with the vibration about each normal axis is proportional to the square of the ratio of the... 