高二物理-拋體運動 - 運動

By William
at 2011-09-15T00:00
at 2011-09-15T00:00
Table of Contents
1.小芯自樓頂水平拋出一物體,經2秒後著地,且著地瞬間其水平速度值與鉛質速度值之比為3:4,已知g=10(1)物體著地瞬間的速度大小為多少?(2)飛行過程中物體的平均速度量值為多少?...Showmore
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運動
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By Vanessa
at 2011-09-18T08:59
at 2011-09-18T08:59
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