本题目来源于试卷: Impulse and momentum，类别为 美国物理杯赛(Physics Bowl)
[单选题]
98.26: A ball with a mass of 0.50 kg and a speed of 6.0 m/s collidh8slv0lcw5 m7xz-c.jlk0p86x: qf anw; v,ft es perpendicuoh(/wpd i/*) ii x.y1mq rw6islarly with a wall and bounces off with a s(pd 6y)1/. siowrwmi xh *qi/ipeed of 4.0 m/s in the opposite direction. What is the magnitude of the impulse acting on the ball?
A. 13 J
B. 1.0 N s
C. 5.0 N s
D. 2.0 m/s
E. 10 m/s
参考答案: C
本题详细解析:
暂无
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