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範例:v-t圖與位移,路徑長[100學測]

一質點沿x軸作一維直線運動,其速度v與時間t的關係如圖7所示。下列有關該質點位移與路徑長關係的敍述,何者正確(A)0.02.0秒的全程運動,質點的位移量值大於路徑長

(B)0.02.0秒的全程運動,質點的位移量值小於路徑長

(C)0.03.0秒的全程運動,質點的位移量值等於路徑長

(D)0.03.0秒的全程運動,質點的位移量值小於路徑長

(E)0.06.0秒的全程運動,質點的位移量值等於路徑長

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Posted in 歷屆學測(推甄)考題, 歷屆學測試題, 物體運動的軌跡.

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