Last Updated：2025/12/06

(physics) Ratio of the final to the initial relative velocity between two objects after they collide

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coefficient of restitution

Source Word

coefficient of restitution

(physics) Ratio of the final to the initial relative velocity between two objects after they collide

Japanese Meaning

反発係数（衝突後の2物体間の相対速度の最終値と初期値の比率）

ボールがどれだけ高く跳ねるかを予測するために、物理学者はボールとコンクリートの間の反発係数を測定した。

Sense（1）

(physics) Ratio of the final to the initial relative velocity between two objects after they collide

coefficients of restitution

（ plural ）