高一物理题 做匀加速运动的物体,先后经过A,B,C三点,B为AC中点,质点在AB,BC的平均速度分别是20M/S,30M/S求:质点在AC的平均速度,A,B,C点的瞬时速度.要解题过程.
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![高一物理题 做匀加速运动的物体,先后经过A,B,C三点,B为AC中点,质点在AB,BC的平均速度分别是20M/S,30M/S求:质点在AC的平均速度,A,B,C点的瞬时速度.要解题过程.](/uploads/image/z/6984420-60-0.jpg?t=%E9%AB%98%E4%B8%80%E7%89%A9%E7%90%86%E9%A2%98+%E5%81%9A%E5%8C%80%E5%8A%A0%E9%80%9F%E8%BF%90%E5%8A%A8%E7%9A%84%E7%89%A9%E4%BD%93%2C%E5%85%88%E5%90%8E%E7%BB%8F%E8%BF%87A%2CB%2CC%E4%B8%89%E7%82%B9%2CB%E4%B8%BAAC%E4%B8%AD%E7%82%B9%2C%E8%B4%A8%E7%82%B9%E5%9C%A8AB%2CBC%E7%9A%84%E5%B9%B3%E5%9D%87%E9%80%9F%E5%BA%A6%E5%88%86%E5%88%AB%E6%98%AF20M%2FS%2C30M%2FS%E6%B1%82%EF%BC%9A%E8%B4%A8%E7%82%B9%E5%9C%A8AC%E7%9A%84%E5%B9%B3%E5%9D%87%E9%80%9F%E5%BA%A6%2CA%2CB%2CC%E7%82%B9%E7%9A%84%E7%9E%AC%E6%97%B6%E9%80%9F%E5%BA%A6.%E8%A6%81%E8%A7%A3%E9%A2%98%E8%BF%87%E7%A8%8B.)
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