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cert_exam:tech_radio_op_1:basic:201501:a-3

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2015年無線工学の基礎

A-3

力と加速度と質量の関係

$ F = m a $

F:力 [N] m:質量 [kg] a:加速度 [$ m/s^2 $]

加速度 a と距離の関係

$ \frac{dv}{dx} = a $

移動距離 $\ell$ は

$ \ell = \int_{0}^{x} a t * t \,dt = \int_{0}^{x} a t^2 \,dt = \frac{1}{2} a t^2 $

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