| 单词 | moment of inertia |
| 释义 | moment of inertia in British Englishnoun the tendency of a body to resist angular acceleration, expressed as the sum of the products of the mass of each particle in the body andthe square of its perpendicular distance from the axis of rotation Symbol: Imoment of inertia in Mechanical Engineering (moʊmənt əv ɪnɜrʃə) Word forms: (plural) moments of inertia noun (Mechanical engineering: Mechanics and dynamics) moment, inertiaThe moment of inertia of the cross-section of a body is its resistance to changes in its rotation. It depends on how far each part of the body's mass is from its center. A flywheel is designed to have a high moment of inertia so that, once spinning, it is difficult to slow down. The moment of inertia is a measure of how resistant an object is to changes in its rotational motion. The moment of inertia of the cross-section of a body is its resistance to changes in its rotation. It dependson how far each part of the body's mass is from its center. |
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