本题目来源于试卷: Physics Unit7: Linear Momentum，类别为 国际高中通用物理
[问答题]
A ball of mass 400 g moving toward the east wi)*o,7yc0d v9 yp sl8ujodaxi1th a speed of 3.70 m/s8mo8bbhv ;hu,q byl3 n2(pz2j collides head-on with a 200 g ball sitting at rest. The collision is perfec (bnlz 8bb,qh8;yu2jhom2 3pvtly 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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