本题目来源于试卷: Physics Unit2: Kinematics One Dimensional Motion，类别为 通用国际物理
[单选题]
In a 400-m relay race the anchorman (the p7ekz d(k(vcfsj 16sd,erson who ry1ib4sir ; k 1ahqkhbcisbnr( :471j,uns the last 100 m) for team A can run 100 :hia7s(hk ;k4cbsn,rib4 b j r1y 1q1im in 9.8 s. His rival, the anchorman for team B, can cover 100 m in 10.1 s. What is the largest lead the team B runner can have when the team A runner starts the final leg of the race, in order that the team A runner not lose the race?
A. $2.0 \; m$
B. $3.0 \; m$
C. $4.0 \; m$
D. $5.0 \; m$
参考答案: B
本题详细解析:
暂无
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