本题目来源于试卷: Physics Unit7: Linear Momentum，类别为 通用国际物理
[问答题]
A ball of mass 400 g movin h6max-* jt-ifg towp3 tp)c) v; +ygxxis8fard the east with a speed of 3.70 m/s collides head-on with a 200 g ball sitting at rest. The collision is perfectly p)xgctxi)p8+ 3 fsv y;elastic.
(a) Determine the velocity of the first ball after the collision.
(b) Determine the velocity of the second ball after the collision.
(c) Is kinetic energy conserved in this collision?
参考答案:
(a) 1.2 m/s toward the east
(b) 4.9 m/s toward the east
(c) Yes, it is an elastic collision.
本题详细解析:
暂无
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