An Explosive Hockey Puck of Mass 0

question 23

Multiple Choice

An explosive hockey puck of mass 0.127 kg slides along the ice at 32 m/s in the +x direction,and explodes,sending a 0.037-kg chunk moving in the +x direction at 83 m/s.What is the velocity of the other piece of the puck?

• A)32 m/s in the +x direction
• B)11 m/s in the +x direction
• C)7.8 m/s in the +x direction
• D)11 m/s in the -x direction
• E)7.8 m/s in the -x direction

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