"放草吃牛" <[email protected]> 撰寫... > Sorry for the inconvenience for not typing in Chinese... > What if considering the resistence of the air? The falling car should reach > its terminal velosity (this needs further calculation), and then falls at > constant velosity. > If the car on the groud can accelerate to a velosity larger than the terminal > velosity of the falling one, there is the possibility that the car on the > ground can pass through the location on time. 這當然也是一種說法 但是好像很賴皮 :) 而且如果是這樣 那把高度拉的更高豈不是更聳動 :)