A and B are two identical balls. A, moving with a speed of 6ms−1, along the positive x-axis, undergoes a collision with B, initially at rest After collision, each ball moves along directions making angles of ± 30° with the x-axis. What are the speeds of A and B after the collision? Is this collision perfectly elastic
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speed of A= 6/2 m/s and B=6 root 3/2
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