Last Updated
：2026/01/11
摩擦角
Hiragana
まさつかく
Noun
Japanese Meaning
接触面において摩擦力が最大となるときの法線方向となす角度を表す工学・物理学の用語。英語では「angle of friction」と言う。
Easy Japanese Meaning
二つのものがこすれるときにうまれる力のむきと、重さのむきのあいだのかくど
Chinese (Simplified) Meaning
其正切等于摩擦系数的角度 / 接触面反力与法线方向的夹角（物体临滑时） / 土力学中的内摩擦角，衡量土体剪切强度的参数
Chinese (Traditional) Meaning
接觸面法線與反作用力（法向力與摩擦力的合力）之間的夾角 / 正切值等於摩擦係數的角度 / 地工學中表示土壤或顆粒材料摩擦性質的角度（內摩擦角）
Korean Meaning
접촉하는 두 표면이 미끄러지기 직전 반력과 수직력 사이의 각도 / 마찰계수를 각도로 나타낸 값(φ; tan φ = μ) / 토질·분말 재료의 내부마찰 특성을 나타내는 각도
Indonesian
sudut gesek / sudut gesekan
Vietnamese Meaning
góc ma sát / góc giữa pháp tuyến và hợp lực tiếp xúc tại ngưỡng trượt / góc có tang bằng hệ số ma sát (φ = arctan μ)
Tagalog Meaning
anggulo ng alitan / anggulo sa pagitan ng puwersang normal at puwersa ng pagkikiskis / (mekanika ng lupa) anggulo ng panloob na alitan
Sense（1）
angle of friction
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
See correct answer
The angle of friction of this material is 30 degrees.
See correct answer
この物質の摩擦角は30度です。
Japanese - English
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