free vibration

British  

noun

1. the vibration of a structure that occurs at its natural frequency, as opposed to a forced vibration

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Example Sentences

The opening caused by the saw will allow the free vibration of the metal.

From The Boy Mechanic: Volume 1 700 Things for Boys to Do by Popular Mechanics Co.

To direct consciousness to the vocal cords is to cramp them and prevent that free vibration and that perfect relaxation of the throat without which pure tone and true pitch are impossible.

From Resonance in Singing and Speaking by Fillebrown, Thomas

Perhaps another reason may be named in the wood being so ripe and dry as to permit free vibration.

From Violins and Violin Makers Biographical Dictionary of the Great Italian Artistes, their Followers and Imitators, to the present time. With Essays on Important Subjects Connected with the Violin. by Pearce, J. H. (Joseph Henry)

The so-called "nasal twang" that sounds so unpleasant is a mouth tone prevented from free vibration through the nose.

From Certain Success by Hawkins, Norval A.

If the gas possesses no inertia then it cannot vibrate, for some inertia is necessary for the free vibration.

From The inventions, researches and writings of Nikola Tesla With special reference to his work in polyphase currents and high potential lighting by Martin, Thomas Commerford