On a bench, trolley A, of mass 0.50 kg, moves at 0.60 m/s towards trolley B, of mass 0.25 kg, which is at rest. The trolleys collide and stick together.
Calculate the velocity of the trolleys just after the collision.
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6 papers · 420 marks. Each paper tests its own topics. Ideas from earlier topics can still be needed. Questions here are original practice, not past papers.