Jounce
- Jounce
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Snap (physique)
Le snap et le jounce, en physique, sont des noms donnés aux dérivées temporelles quatrièmes du vecteur position. La première étant la vitesse, la seconde l'accélération et la troisième le jerk.
où :
est le jerk,
est l'accélération,
est la vitesse,
est la position,- t est le temps.
Ces termes (snap et jounce) ne sont pas officiels, étant donnée leur très rare utilisation.
Voir aussi
Portail de la physique
Catégorie : Grandeur physique
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Jounce — (jouns), v. t. & i. [imp. & p. p. {Jounced} (jounst); p. pr. & vb. n. {Jouncing} (joun s[i^]ng).] [Cf. {Jaunce}.] To jolt; to shake, especially by rough riding or by driving over obstructions. [1913 Webster] … The Collaborative International Dictionary of English
Jounce — Jounce, n. A jolt; a shake; a hard trot. [1913 Webster] … The Collaborative International Dictionary of English
jounce — (v.) mid 15c., of unknown origin, perhaps a blend of jump and bounce. Related: Jounced; jouncing. The noun is 1787, from the verb … Etymology dictionary
jounce — ► VERB ▪ jolt or bounce. ORIGIN probably symbolic … English terms dictionary
jounce — [jouns] vt., vi. jounced, jouncing [ME jounsen < ?] to shake, jolt, or bounce, as in riding n. a bounce or jolt jouncy adj … English World dictionary
Jounce — In physics, jounce or snap is the fourth derivative of the displacement vector with respect to time, with the first, second, and third derivatives being velocity, acceleration, and jerk, respectively; in other words, the jounce is the rate of… … Wikipedia
jounce — I. verb (jounced; jouncing) Etymology: Middle English Date: 15th century intransitive verb to move in an up and down manner ; bounce transitive verb to cause to jounce II. noun Date … New Collegiate Dictionary
jounce — [c]/dʒaʊns/ (say jowns) Rare –verb (jounced, jouncing) –verb (i) 1. to move violently up and down; bounce. –verb (t) 2. to cause to jounce. –noun 3. a jouncing movement. {? blend of obsolete joll knock about and bounce} …
jounce bumper — An elastic cushion used to stiffen the suspension gradually as it approaches the end of its jounce travel. Also called jounce buffer. Also see bump stop … Dictionary of automotive terms
jounce buffer — See jounce bumper … Dictionary of automotive terms
