本题目来源于试卷: Physics Unit3: Kiematics Motion in Two Dimension & Vectors,类别为 通用国际物理
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[单选题]
A stone is thrown horizontally with 4ntr x 0ybr89can initial speed of 10 m/s from the edge nm+a w :rzkcbiiao7 )cm +q+-4jvi)9e of a cliff. A stop watch measures the stone's trajectory time f qimk4a : mw+)-c+7eai)v9bzi +nj crorom the top of the cliff to the bottom to be 4.3 s. What is the height of the cliff?
A. $36.24 \; m$
B. $54.4 \; m$
C. $72.5 \; m$
D. $90.6 \; m$
参考答案: D
本题详细解析:
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