Three identical-looking ice pucks slide without friction on a horizontal surface

PHYSICS · Single correct · CBSE · Physics · Laws of Motion · Laws of Motion

Problem

Three identical-looking ice pucks slide without friction on a horizontal surface. • Puck 1: m=0.20 kg,  v=8 m/sm = 0.20\,\text{kg},\; v = 8\,\text{m/s} • Puck 2: m=0.40 kg,  v=4 m/sm = 0.40\,\text{kg},\; v = 4\,\text{m/s} • Puck 3: m=0.15 kg,  v=12 m/sm = 0.15\,\text{kg},\; v = 12\,\text{m/s} Which puck has the greatest magnitude of linear momentum? (a) Puck 1\text{Puck 1} (b) Puck 3\text{Puck 3} (c) Puck 2\text{Puck 2} (d) All three have equal momentum\text{All three have equal momentum}

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