本题目来源于试卷: Physics Bowl by Topic 3: Kinematics - part II Uniformly Accelerated Motion,类别为 美国物理杯赛(Physics Bowl)
[单选题]
98.40: Coin I is thrown:uyta1 n -le0p upward from the top ofm5/ w6m/afw0bv lv0l ff2um/o a 100-m tower with a speed of 15 m/s. Coin II is dropped (zw/wfb0avl/u6 2m o fmm vlf/05ero initial speed) from the top of the tower 2.0 s later. Assume g is $10 \; m/s^2$. How far below the top of the tower does coin I pass coin II?
A. 1.6 m
B. 16 m
C. 20 m
D. 80 m
E. 96 m
参考答案: C
本题详细解析:
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