Work

Core Sentence / 核心句

Work is energy transferred by the component of force along a displacement.

\qquad W=\int\vec F\cdot d\vec r$$ ## Watch Out / 易错点 work 是 scalar；只计算沿 displacement 的力分量。$F$-$x$ graph 面积是 work，$F$-$t$ graph 面积是 impulse。 ## Mentioned In / 出现位置 - [[AP物理C力学第6次正课-功功率势能与机械能守恒#1. Work as Energy Transfer / 功是能量传递|第6次正课 · work]] ## Connected Notes / 连接 - [[Work-Energy Theorem]] - [[Integrals]] - [[Signed Area]] - [[Power]]