moving with speeds 21 m/s and 4 m/s respectively in opposite direction

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Two ball A and B having masses 1 kg and 2 kg, moving with speeds 21 m/s and 4 m/s respectively in opposite direction, collide head on. After collision A moves with a speed of 1 m/s in the same direction, then correct statements is:
24
Sep
Two ball A and B having masses 1 kg and 2 kg, moving with speeds 21 m/s and 4 m/s respectively in opposite direction, collide head on. After collision A moves with a speed of 1 m/s in the same direction, then correct statements is: collide head on. After collision A moves with a speed [...]
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Tags: collide head on. After collision A moves with a speed of 1 m/s in the same direction , moving with speeds 21 m/s and 4 m/s respectively in opposite direction , then correct statements is: , Two ball A and B having masses 1 kg and 2 kg ,