两道高一物理选择题1.在有空气阻力的情况下,以初速度V1竖直向上抛一物体,经过时间t1到达最高点,又经过时间t2,物体由最高点落回到抛出点,这时物体速度为V2,则 A.V2>V1 t2>t1 B.V2
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![两道高一物理选择题1.在有空气阻力的情况下,以初速度V1竖直向上抛一物体,经过时间t1到达最高点,又经过时间t2,物体由最高点落回到抛出点,这时物体速度为V2,则 A.V2>V1 t2>t1 B.V2](/uploads/image/z/8679574-46-4.jpg?t=%E4%B8%A4%E9%81%93%E9%AB%98%E4%B8%80%E7%89%A9%E7%90%86%E9%80%89%E6%8B%A9%E9%A2%981.%E5%9C%A8%E6%9C%89%E7%A9%BA%E6%B0%94%E9%98%BB%E5%8A%9B%E7%9A%84%E6%83%85%E5%86%B5%E4%B8%8B%2C%E4%BB%A5%E5%88%9D%E9%80%9F%E5%BA%A6V1%E7%AB%96%E7%9B%B4%E5%90%91%E4%B8%8A%E6%8A%9B%E4%B8%80%E7%89%A9%E4%BD%93%2C%E7%BB%8F%E8%BF%87%E6%97%B6%E9%97%B4t1%E5%88%B0%E8%BE%BE%E6%9C%80%E9%AB%98%E7%82%B9%2C%E5%8F%88%E7%BB%8F%E8%BF%87%E6%97%B6%E9%97%B4t2%2C%E7%89%A9%E4%BD%93%E7%94%B1%E6%9C%80%E9%AB%98%E7%82%B9%E8%90%BD%E5%9B%9E%E5%88%B0%E6%8A%9B%E5%87%BA%E7%82%B9%2C%E8%BF%99%E6%97%B6%E7%89%A9%E4%BD%93%E9%80%9F%E5%BA%A6%E4%B8%BAV2%2C%E5%88%99+A.V2%3EV1+t2%3Et1+++B.V2)
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