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OpenStudy (anonymous):
Diagram 9 shows two trolleys, M and N of the same mass before and after the collision. Given that the initial velocity,u is 2ms^-1. What is the final velocity,v? A 1ms-1 B 2ms-1 C 4ms-1 D 8ms-1
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OpenStudy (anonymous):
Before collision|dw:1448609109889:dw|After collision|dw:1448609164307:dw|
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