最終更新日:2025/11/25
(physics) A unit of length, believed to be the smallest length that has physical meaning, that is defined in terms of the speed of light, the gravitational constant and the reduced Planck's constant, namely: ℓ_P=√hbar Gc³≈1.616 252(81)⨯10⁻³⁵ mbox meters
音声機能が動作しない場合はこちらをご確認ください
正解を見る
Planck length
編集履歴(0)