One billiard ball is shot east at 1.9m/s . A second, identical billiard ball is shot...

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Physics

One billiard ball is shot east at 1.9m/s . A second, identicalbilliard ball is shot west at 0.90m/s . The balls have a glancingcollision, not a head-on collision, deflecting the second ball by90? and sending it north at 1.31m/s .

1.)What is the speed of the first ball after the collision?

2.)What is the direction of the first ball after the collision?Give the direction as an angle south of east.

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4.2 Ratings (924 Votes)
According to law of conservation of momentum the total momentum of the system along xaxis is m1 v1    See Answer
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